122021112101000 has 128 divisors (see below), whose sum is σ = 328810306556160. Its totient is φ = 41516452224000.

The previous prime is 122021112100981. The next prime is 122021112101107. The reversal of 122021112101000 is 101211120221.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65615777 + ... + 67449776.

It is an arithmetic number, because the mean of its divisors is an integer number (2568830519970).

Almost surely, 2^{122021112101000} is an apocalyptic number.

122021112101000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122021112101000 is an abundant number, since it is smaller than the sum of its proper divisors (206789194455160).

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

122021112101000 is a wasteful number, since it uses less digits than its factorization.

122021112101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133065712 (or 133065698 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122021112101000 its reverse (101211120221), we get a palindrome (122122323221221).

The spelling of 122021112101000 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred twelve million, one hundred one thousand".