202133211131 has 2 divisors, whose sum is σ = 202133211132. Its totient is φ = 202133211130.

The previous prime is 202133211107. The next prime is 202133211149. The reversal of 202133211131 is 131112331202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202133211131 - 2¹⁸ = 202132948987 is a prime.

It is a super-2 number, since 2×202133211131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202133213131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101066605565 + 101066605566.

It is an arithmetic number, because the mean of its divisors is an integer number (101066605566).

Almost surely, 2^202133211131 is an apocalyptic number.

202133211131 is a deficient number, since it is larger than the sum of its proper divisors (1).

202133211131 is an equidigital number, since it uses as much as digits as its factorization.

202133211131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 202133211131 its reverse (131112331202), we get a palindrome (333245542333).

The spelling of 202133211131 in words is "two hundred two billion, one hundred thirty-three million, two hundred eleven thousand, one hundred thirty-one".