99121222201002 has 16 divisors (see below), whose sum is σ = 198272072705952. Its totient is φ = 33035469349680.

The previous prime is 99121222200997. The next prime is 99121222201039. The reversal of 99121222201002 is 20010222212199.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1234469173 + ... + 1234549464.

It is an arithmetic number, because the mean of its divisors is an integer number (12392004544122).

Almost surely, 2^{99121222201002} is an apocalyptic number.

99121222201002 is an abundant number, since it is smaller than the sum of its proper divisors (99150850504950).

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

99121222201002 is a wasteful number, since it uses less digits than its factorization.

99121222201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469025333.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 99121222201002 in words is "ninety-nine trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred one thousand, two".