2202125531 has 2 divisors, whose sum is σ = 2202125532. Its totient is φ = 2202125530.

The previous prime is 2202125509. The next prime is 2202125543. The reversal of 2202125531 is 1355212022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2202125531 - 2⁶ = 2202125467 is a prime.

It is a super-2 number, since 2×2202125531² = 9698713708564063922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2202125497 and 2202125506.

It is not a weakly prime, because it can be changed into another prime (2202128531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1101062765 + 1101062766.

It is an arithmetic number, because the mean of its divisors is an integer number (1101062766).

Almost surely, 2^2202125531 is an apocalyptic number.

2202125531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2202125531 is an equidigital number, since it uses as much as digits as its factorization.

2202125531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2202125531 is about 46926.8103646519. The cubic root of 2202125531 is about 1301.0101677037.

Adding to 2202125531 its reverse (1355212022), we get a palindrome (3557337553).

The spelling of 2202125531 in words is "two billion, two hundred two million, one hundred twenty-five thousand, five hundred thirty-one".