111010021197 has 16 divisors (see below), whose sum is σ = 151054010880. Its totient is φ = 72495222192.

The previous prime is 111010021159. The next prime is 111010021217. The reversal of 111010021197 is 791120010111.

It is not a de Polignac number, because 111010021197 - 2¹¹ = 111010019149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111010021597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1057993 + ... + 1158174.

It is an arithmetic number, because the mean of its divisors is an integer number (9440875680).

Almost surely, 2^111010021197 is an apocalyptic number.

It is an amenable number.

111010021197 is a deficient number, since it is larger than the sum of its proper divisors (40043989683).

111010021197 is a wasteful number, since it uses less digits than its factorization.

111010021197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216512.

The product of its (nonzero) digits is 126, while the sum is 24.

The spelling of 111010021197 in words is "one hundred eleven billion, ten million, twenty-one thousand, one hundred ninety-seven".