122127012102 has 32 divisors (see below), whose sum is σ = 252964353024. Its totient is φ = 39281681600.

The previous prime is 122127012089. The next prime is 122127012103. The reversal of 122127012102 is 201210721221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122127012103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3029799 + ... + 3069842.

It is an arithmetic number, because the mean of its divisors is an integer number (7905136032).

Almost surely, 2^122127012102 is an apocalyptic number.

122127012102 is an abundant number, since it is smaller than the sum of its proper divisors (130837340922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122127012102 is a wasteful number, since it uses less digits than its factorization.

122127012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6099764.

The product of its (nonzero) digits is 224, while the sum is 21.

Adding to 122127012102 its reverse (201210721221), we get a palindrome (323337733323).

The spelling of 122127012102 in words is "one hundred twenty-two billion, one hundred twenty-seven million, twelve thousand, one hundred two".