111011100100097 has 2 divisors, whose sum is σ = 111011100100098. Its totient is φ = 111011100100096.

The previous prime is 111011100100091. The next prime is 111011100100127. The reversal of 111011100100097 is 790001001110111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75893908547521 + 35117191552576 = 8711711^2 + 5925976^2 .

It is a cyclic number.

It is not a de Polignac number, because 111011100100097 - 2²² = 111011095905793 is a prime.

It is a super-4 number, since 4×111011100100097⁴ (a number of 57 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (111011100100091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505550050048 + 55505550050049.

It is an arithmetic number, because the mean of its divisors is an integer number (55505550050049).

Almost surely, 2^{111011100100097} is an apocalyptic number.

It is an amenable number.

111011100100097 is a deficient number, since it is larger than the sum of its proper divisors (1).

111011100100097 is an equidigital number, since it uses as much as digits as its factorization.

111011100100097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 23.

The spelling of 111011100100097 in words is "one hundred eleven trillion, eleven billion, one hundred million, one hundred thousand, ninety-seven".