122111302222200 has 96 divisors (see below), whose sum is σ = 378599855736960. Its totient is φ = 32558298326400.

The previous prime is 122111302222157. The next prime is 122111302222207. The reversal of 122111302222200 is 2222203111221.

It is a super-2 number, since 2×122111302222200² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122111302222207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10588596 + ... + 18876995.

It is an arithmetic number, because the mean of its divisors is an integer number (3943748497260).

Almost surely, 2^{122111302222200} is an apocalyptic number.

122111302222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122111302222200 is an abundant number, since it is smaller than the sum of its proper divisors (256488553514760).

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

122111302222200 is a wasteful number, since it uses less digits than its factorization.

122111302222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29472517 (or 29472508 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 122111302222200 its reverse (2222203111221), we get a palindrome (124333505333421).

The spelling of 122111302222200 in words is "one hundred twenty-two trillion, one hundred eleven billion, three hundred two million, two hundred twenty-two thousand, two hundred".