213102144223053 has 32 divisors (see below), whose sum is σ = 292778838912000. Its totient is φ = 137788736342400.

The previous prime is 213102144223043. The next prime is 213102144223057. The reversal of 213102144223053 is 350322441201312.

It is a happy number.

It is not a de Polignac number, because 213102144223053 - 2²⁰ = 213102143174477 is a prime.

It is a super-2 number, since 2×213102144223053² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213102144223057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24945138 + ... + 32379996.

It is an arithmetic number, because the mean of its divisors is an integer number (9149338716000).

Almost surely, 2^{213102144223053} is an apocalyptic number.

It is an amenable number.

213102144223053 is a deficient number, since it is larger than the sum of its proper divisors (79676694688947).

213102144223053 is a wasteful number, since it uses less digits than its factorization.

213102144223053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7436273.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 213102144223053 its reverse (350322441201312), we get a palindrome (563424585424365).

The spelling of 213102144223053 in words is "two hundred thirteen trillion, one hundred two billion, one hundred forty-four million, two hundred twenty-three thousand, fifty-three".