122155500435331 has 8 divisors (see below), whose sum is σ = 133260662579184. Its totient is φ = 111050357733120.

The previous prime is 122155500435313. The next prime is 122155500435341. The reversal of 122155500435331 is 133534005551221.

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

It is a cyclic number.

It is not a de Polignac number, because 122155500435331 - 2⁵ = 122155500435299 is a prime.

It is a super-2 number, since 2×122155500435331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122155500435341) 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, 10345551 + ... + 18744103.

It is an arithmetic number, because the mean of its divisors is an integer number (16657582822398).

Almost surely, 2^{122155500435331} is an apocalyptic number.

122155500435331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122155500435331 is a deficient number, since it is larger than the sum of its proper divisors (11105162143853).

122155500435331 is a wasteful number, since it uses less digits than its factorization.

122155500435331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9720821.

The product of its (nonzero) digits is 270000, while the sum is 40.

Adding to 122155500435331 its reverse (133534005551221), we get a palindrome (255689505986552).

The spelling of 122155500435331 in words is "one hundred twenty-two trillion, one hundred fifty-five billion, five hundred million, four hundred thirty-five thousand, three hundred thirty-one".