2123032120051 has 2 divisors, whose sum is σ = 2123032120052. Its totient is φ = 2123032120050.

The previous prime is 2123032119997. The next prime is 2123032120057. The reversal of 2123032120051 is 1500212303212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2123032120051 - 2¹⁵ = 2123032087283 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123032120057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061516060025 + 1061516060026.

It is an arithmetic number, because the mean of its divisors is an integer number (1061516060026).

Almost surely, 2^{2123032120051} is an apocalyptic number.

2123032120051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123032120051 is an equidigital number, since it uses as much as digits as its factorization.

2123032120051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 2123032120051 its reverse (1500212303212), we get a palindrome (3623244423263).

The spelling of 2123032120051 in words is "two trillion, one hundred twenty-three billion, thirty-two million, one hundred twenty thousand, fifty-one".