2211110100097 has 4 divisors (see below), whose sum is σ = 2211268809940. Its totient is φ = 2210951390256.

The previous prime is 2211110100071. The next prime is 2211110100107. The reversal of 2211110100097 is 7900010111122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2147408883216 + 63701216881 = 1465404^2 + 252391^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211110100097 - 2¹⁵ = 2211110067329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211110100037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79334022 + ... + 79361887.

It is an arithmetic number, because the mean of its divisors is an integer number (552817202485).

Almost surely, 2^{2211110100097} is an apocalyptic number.

It is an amenable number.

2211110100097 is a deficient number, since it is larger than the sum of its proper divisors (158709843).

2211110100097 is a wasteful number, since it uses less digits than its factorization.

2211110100097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158709842.

The product of its (nonzero) digits is 252, while the sum is 25.

The spelling of 2211110100097 in words is "two trillion, two hundred eleven billion, one hundred ten million, one hundred thousand, ninety-seven".