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122202132000013 = 139400164000001
BaseRepresentation
bin11011110010010001100110…
…101010110010110100001101
3121000200102001200122101121101
4123302101212222302310031
5112004124431243000023
61111522515012103101
734511545515301552
oct3362214652626415
9530612050571541
10122202132000013
1135a346a679037a
1211857712904a91
1353257c48c3480
142226886c1aa29
15e1db57d411ad
hex6f2466ab2d0d

122202132000013 has 4 divisors (see below), whose sum is σ = 131602296000028. Its totient is φ = 112801968000000.

The previous prime is 122202132000007. The next prime is 122202132000023. The reversal of 122202132000013 is 310000231202221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27154802394729 + 95047329605284 = 5211027^2 + 9749222^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-122202132000013 is a prime.

It is a super-2 number, since 2×1222021320000132 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122202132000023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4700081999988 + ... + 4700082000013.

It is an arithmetic number, because the mean of its divisors is an integer number (32900574000007).

Almost surely, 2122202132000013 is an apocalyptic number.

122202132000013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

122202132000013 is a deficient number, since it is larger than the sum of its proper divisors (9400164000015).

122202132000013 is an equidigital number, since it uses as much as digits as its factorization.

122202132000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9400164000014.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 122202132000013 its reverse (310000231202221), we get a palindrome (432202363202234).

The spelling of 122202132000013 in words is "one hundred twenty-two trillion, two hundred two billion, one hundred thirty-two million, thirteen", and thus it is an aban number.

Divisors: 1 13 9400164000001 122202132000013