122001022010 has 32 divisors (see below), whose sum is σ = 256810131072. Its totient is φ = 40856155200.

The previous prime is 122001021991. The next prime is 122001022027. The reversal of 122001022010 is 10220100221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122001021982 and 122001022000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20262941 + ... + 20268960.

It is an arithmetic number, because the mean of its divisors is an integer number (8025316596).

Almost surely, 2^122001022010 is an apocalyptic number.

122001022010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122001022010 is an abundant number, since it is smaller than the sum of its proper divisors (134809109062).

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

122001022010 is a wasteful number, since it uses less digits than its factorization.

122001022010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40531958.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 122001022010 its reverse (10220100221), we get a palindrome (132221122231).

The spelling of 122001022010 in words is "one hundred twenty-two billion, one million, twenty-two thousand, ten".