210101133233231 has 2 divisors, whose sum is σ = 210101133233232. Its totient is φ = 210101133233230.

The previous prime is 210101133233197. The next prime is 210101133233249. The reversal of 210101133233231 is 132332331101012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210101133233231 - 2¹⁸ = 210101132971087 is a prime.

It is a super-2 number, since 2×210101133233231² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210101133233231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210101133232231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050566616615 + 105050566616616.

It is an arithmetic number, because the mean of its divisors is an integer number (105050566616616).

Almost surely, 2^{210101133233231} is an apocalyptic number.

210101133233231 is a deficient number, since it is larger than the sum of its proper divisors (1).

210101133233231 is an equidigital number, since it uses as much as digits as its factorization.

210101133233231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 210101133233231 its reverse (132332331101012), we get a palindrome (342433464334243).

The spelling of 210101133233231 in words is "two hundred ten trillion, one hundred one billion, one hundred thirty-three million, two hundred thirty-three thousand, two hundred thirty-one".