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122010102200101 = 791544431673419
BaseRepresentation
bin11011101111011110110000…
…110011001111011100100101
3121000000001101210200211012211
4123233132300303033130211
5111443003142130400401
61111254400035043421
734461640034031523
oct3357366063173445
9530001353624184
10122010102200101
11359702149934a5
1211826460440571
1353106708b252b
14221b46b487313
15e18b6947c951
hex6ef7b0ccf725

122010102200101 has 4 divisors (see below), whose sum is σ = 123554533873600. Its totient is φ = 120465670526604.

The previous prime is 122010102200089. The next prime is 122010102200123. The reversal of 122010102200101 is 101002201010221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122010102200101 - 213 = 122010102191909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122010102200501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 772215836631 + ... + 772215836788.

It is an arithmetic number, because the mean of its divisors is an integer number (30888633468400).

Almost surely, 2122010102200101 is an apocalyptic number.

It is an amenable number.

122010102200101 is a deficient number, since it is larger than the sum of its proper divisors (1544431673499).

122010102200101 is an equidigital number, since it uses as much as digits as its factorization.

122010102200101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544431673498.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 122010102200101 its reverse (101002201010221), we get a palindrome (223012303210322).

The spelling of 122010102200101 in words is "one hundred twenty-two trillion, ten billion, one hundred two million, two hundred thousand, one hundred one".

Divisors: 1 79 1544431673419 122010102200101