20122541633 has 2 divisors, whose sum is σ = 20122541634. Its totient is φ = 20122541632.

The previous prime is 20122541627. The next prime is 20122541639. The reversal of 20122541633 is 33614522102.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (20122541627) and next prime (20122541639).

It can be written as a sum of positive squares in only one way, i.e., 20093629504 + 28912129 = 141752^2 + 5377^2 .

It is a cyclic number.

It is not a de Polignac number, because 20122541633 - 2²⁴ = 20105764417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20122541596 and 20122541605.

It is not a weakly prime, because it can be changed into another prime (20122541639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061270816 + 10061270817.

It is an arithmetic number, because the mean of its divisors is an integer number (10061270817).

Almost surely, 2^20122541633 is an apocalyptic number.

It is an amenable number.

20122541633 is a deficient number, since it is larger than the sum of its proper divisors (1).

20122541633 is an equidigital number, since it uses as much as digits as its factorization.

20122541633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 20122541633 in words is "twenty billion, one hundred twenty-two million, five hundred forty-one thousand, six hundred thirty-three".