122200121010 has 32 divisors (see below), whose sum is σ = 319942135872. Its totient is φ = 29624271680.

The previous prime is 122200121009. The next prime is 122200121011. The reversal of 122200121010 is 10121002221.

It is an interprime number because it is at equal distance from previous prime (122200121009) and next prime (122200121011).

It is not an unprimeable number, because it can be changed into a prime (122200121011) 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, 185151369 + ... + 185152028.

It is an arithmetic number, because the mean of its divisors is an integer number (9998191746).

Almost surely, 2^122200121010 is an apocalyptic number.

122200121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122200121010 is an abundant number, since it is smaller than the sum of its proper divisors (197742014862).

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

122200121010 is a wasteful number, since it uses less digits than its factorization.

122200121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370303418.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 122200121010 its reverse (10121002221), we get a palindrome (132321123231).

The spelling of 122200121010 in words is "one hundred twenty-two billion, two hundred million, one hundred twenty-one thousand, ten".