213032001121311 has 4 divisors (see below), whose sum is σ = 284042668161752. Its totient is φ = 142021334080872.

The previous prime is 213032001121273. The next prime is 213032001121361. The reversal of 213032001121311 is 113121100230312.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 213032001121311 - 2²² = 213031996927007 is a prime.

It is a super-2 number, since 2×213032001121311² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213032001121361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35505333520216 + ... + 35505333520221.

It is an arithmetic number, because the mean of its divisors is an integer number (71010667040438).

Almost surely, 2^{213032001121311} is an apocalyptic number.

213032001121311 is a deficient number, since it is larger than the sum of its proper divisors (71010667040441).

213032001121311 is an equidigital number, since it uses as much as digits as its factorization.

213032001121311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71010667040440.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 213032001121311 its reverse (113121100230312), we get a palindrome (326153101351623).

The spelling of 213032001121311 in words is "two hundred thirteen trillion, thirty-two billion, one million, one hundred twenty-one thousand, three hundred eleven".