97990011111002 has 16 divisors (see below), whose sum is σ = 147034186150632. Its totient is φ = 48978616550400.

The previous prime is 97990011110983. The next prime is 97990011111011. The reversal of 97990011111002 is 20011111009979.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 95136009705361 + 2854001405641 = 9753769^2 + 1689379^2 .

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, 266673002 + ... + 267040202.

Almost surely, 2^{97990011111002} is an apocalyptic number.

97990011111002 is a deficient number, since it is larger than the sum of its proper divisors (49044175039630).

97990011111002 is a wasteful number, since it uses less digits than its factorization.

97990011111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411473.

The product of its (nonzero) digits is 10206, while the sum is 41.

The spelling of 97990011111002 in words is "ninety-seven trillion, nine hundred ninety billion, eleven million, one hundred eleven thousand, two".