213233101144 has 16 divisors (see below), whose sum is σ = 456928074000. Its totient is φ = 91385614752.

The previous prime is 213233101117. The next prime is 213233101157. The reversal of 213233101144 is 441101332312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1903866919 + ... + 1903867030.

It is an arithmetic number, because the mean of its divisors is an integer number (28558004625).

Almost surely, 2^213233101144 is an apocalyptic number.

It is an amenable number.

213233101144 is an abundant number, since it is smaller than the sum of its proper divisors (243694972856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213233101144 is a wasteful number, since it uses less digits than its factorization.

213233101144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807733962 (or 3807733958 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 213233101144 its reverse (441101332312), we get a palindrome (654334433456).

The spelling of 213233101144 in words is "two hundred thirteen billion, two hundred thirty-three million, one hundred one thousand, one hundred forty-four".