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122313021033 = 375824429573
BaseRepresentation
bin111000111101001101…
…1001001011001101001
3102200201012112020212010
41301322123021121221
54000444113133113
6132105000310133
711560013344650
oct1617233113151
9380635466763
10122313021033
114796656a055
121b856472349
13b6c346b178
145cc4604197
1532ad09a1c3
hex1c7a6c9669

122313021033 has 8 divisors (see below), whose sum is σ = 186381746368. Its totient is φ = 69893154864.

The previous prime is 122313021011. The next prime is 122313021053. The reversal of 122313021033 is 330120313221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 122313021033 - 25 = 122313021001 is a prime.

It is a super-2 number, since 2×1223130210332 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 5824429573 = 122313021033 / (1 + 2 + 2 + 3 + 1 + 3 + 0 + 2 + 1 + 0 + 3 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122313021053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2912214766 + ... + 2912214807.

It is an arithmetic number, because the mean of its divisors is an integer number (23297718296).

Almost surely, 2122313021033 is an apocalyptic number.

It is an amenable number.

122313021033 is a deficient number, since it is larger than the sum of its proper divisors (64068725335).

122313021033 is an equidigital number, since it uses as much as digits as its factorization.

122313021033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5824429583.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 122313021033 its reverse (330120313221), we get a palindrome (452433334254).

The spelling of 122313021033 in words is "one hundred twenty-two billion, three hundred thirteen million, twenty-one thousand, thirty-three".

Divisors: 1 3 7 21 5824429573 17473288719 40771007011 122313021033