122102211020004 has 24 divisors (see below), whose sum is σ = 316561287829920. Its totient is φ = 40700737006632.

The previous prime is 122102211020003. The next prime is 122102211020011. The reversal of 122102211020004 is 400020112201221.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (122102211020003) 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, 565288013874 + ... + 565288014089.

It is an arithmetic number, because the mean of its divisors is an integer number (13190053659580).

Almost surely, 2^{122102211020004} is an apocalyptic number.

It is an amenable number.

122102211020004 is an abundant number, since it is smaller than the sum of its proper divisors (194459076809916).

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

122102211020004 is a wasteful number, since it uses less digits than its factorization.

122102211020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130576027976 (or 1130576027968 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122102211020004 its reverse (400020112201221), we get a palindrome (522122323221225).

The spelling of 122102211020004 in words is "one hundred twenty-two trillion, one hundred two billion, two hundred eleven million, twenty thousand, four".