122020110011100 has 144 divisors (see below), whose sum is σ = 407474680951296. Its totient is φ = 27614169120000.

The previous prime is 122020110011089. The next prime is 122020110011113. The reversal of 122020110011100 is 1110011020221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 287435496 + ... + 287859695.

It is an arithmetic number, because the mean of its divisors is an integer number (2829685284384).

Almost surely, 2^{122020110011100} is an apocalyptic number.

122020110011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122020110011100 is an abundant number, since it is smaller than the sum of its proper divisors (285454570940196).

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

122020110011100 is a wasteful number, since it uses less digits than its factorization.

122020110011100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575295316 (or 575295309 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 122020110011100 its reverse (1110011020221), we get a palindrome (123130121031321).

The spelling of 122020110011100 in words is "one hundred twenty-two trillion, twenty billion, one hundred ten million, eleven thousand, one hundred".