213001233101 has 2 divisors, whose sum is σ = 213001233102. Its totient is φ = 213001233100.

The previous prime is 213001233031. The next prime is 213001233113. The reversal of 213001233101 is 101332100312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162792075625 + 50209157476 = 403475^2 + 224074^2 .

It is a cyclic number.

It is not a de Polignac number, because 213001233101 - 2¹⁸ = 213000970957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213001233101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213001233121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106500616550 + 106500616551.

It is an arithmetic number, because the mean of its divisors is an integer number (106500616551).

Almost surely, 2^213001233101 is an apocalyptic number.

It is an amenable number.

213001233101 is a deficient number, since it is larger than the sum of its proper divisors (1).

213001233101 is an equidigital number, since it uses as much as digits as its factorization.

213001233101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 213001233101 its reverse (101332100312), we get a palindrome (314333333413).

The spelling of 213001233101 in words is "two hundred thirteen billion, one million, two hundred thirty-three thousand, one hundred one".