2200000023121 has 2 divisors, whose sum is σ = 2200000023122. Its totient is φ = 2200000023120.

The previous prime is 2200000023097. The next prime is 2200000023131. The reversal of 2200000023121 is 1213200000022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1221829572496 + 978170450625 = 1105364^2 + 989025^2 .

It is a cyclic number.

It is not a de Polignac number, because 2200000023121 - 2¹³ = 2200000014929 is a prime.

It is not a weakly prime, because it can be changed into another prime (2200000023131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100000011560 + 1100000011561.

It is an arithmetic number, because the mean of its divisors is an integer number (1100000011561).

Almost surely, 2^{2200000023121} is an apocalyptic number.

It is an amenable number.

2200000023121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2200000023121 is an equidigital number, since it uses as much as digits as its factorization.

2200000023121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 2200000023121 its reverse (1213200000022), we get a palindrome (3413200023143).

The spelling of 2200000023121 in words is "two trillion, two hundred billion, twenty-three thousand, one hundred twenty-one".