122012010099 has 32 divisors (see below), whose sum is σ = 207967680000. Its totient is φ = 69253205472.

The previous prime is 122012010067. The next prime is 122012010143. The reversal of 122012010099 is 990010210221.

It is not a de Polignac number, because 122012010099 - 2⁵ = 122012010067 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (122012010019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2138169 + ... + 2194490.

It is an arithmetic number, because the mean of its divisors is an integer number (6498990000).

Almost surely, 2^122012010099 is an apocalyptic number.

122012010099 is a deficient number, since it is larger than the sum of its proper divisors (85955669901).

122012010099 is a wasteful number, since it uses less digits than its factorization.

122012010099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4332824 (or 4332818 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 122012010099 in words is "one hundred twenty-two billion, twelve million, ten thousand, ninety-nine".