2120012011097 has 2 divisors, whose sum is σ = 2120012011098. Its totient is φ = 2120012011096.

The previous prime is 2120012011081. The next prime is 2120012011109. The reversal of 2120012011097 is 7901102100212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1292532514816 + 827479496281 = 1136896^2 + 909659^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120012011097 - 2⁴ = 2120012011081 is a prime.

It is a super-2 number, since 2×2120012011097² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2120012031097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060006005548 + 1060006005549.

It is an arithmetic number, because the mean of its divisors is an integer number (1060006005549).

Almost surely, 2^{2120012011097} is an apocalyptic number.

It is an amenable number.

2120012011097 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120012011097 is an equidigital number, since it uses as much as digits as its factorization.

2120012011097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

The spelling of 2120012011097 in words is "two trillion, one hundred twenty billion, twelve million, eleven thousand, ninety-seven".