20122112053 has 2 divisors, whose sum is σ = 20122112054. Its totient is φ = 20122112052.

The previous prime is 20122112009. The next prime is 20122112071. The reversal of 20122112053 is 35021122102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18216091089 + 1906020964 = 134967^2 + 43658^2 .

It is a cyclic number.

It is not a de Polignac number, because 20122112053 - 2²⁹ = 19585241141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20122112053.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20122112953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061056026 + 10061056027.

It is an arithmetic number, because the mean of its divisors is an integer number (10061056027).

Almost surely, 2^20122112053 is an apocalyptic number.

It is an amenable number.

20122112053 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122112053 is an equidigital number, since it uses as much as digits as its factorization.

20122112053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 20122112053 its reverse (35021122102), we get a palindrome (55143234155).

The spelling of 20122112053 in words is "twenty billion, one hundred twenty-two million, one hundred twelve thousand, fifty-three".