122100012002000 has 80 divisors (see below), whose sum is σ = 308074256485632. Its totient is φ = 46716526313600.

The previous prime is 122100012001997. The next prime is 122100012002119. The reversal of 122100012002000 is 200210001221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 1327128044 + ... + 1327220043.

Almost surely, 2^{122100012002000} is an apocalyptic number.

122100012002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122100012002000 is an abundant number, since it is smaller than the sum of its proper divisors (185974244483632).

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

122100012002000 is a wasteful number, since it uses less digits than its factorization.

122100012002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654348133 (or 2654348117 counting only the distinct ones).

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

Adding to 122100012002000 its reverse (200210001221), we get a palindrome (122300222003221).

The spelling of 122100012002000 in words is "one hundred twenty-two trillion, one hundred billion, twelve million, two thousand".