802144230022031 has 32 divisors (see below), whose sum is σ = 868354952617152. Its totient is φ = 736583567569920.

The previous prime is 802144230022013. The next prime is 802144230022033. The reversal of 802144230022031 is 130220032441208.

It is a cyclic number.

It is not a de Polignac number, because 802144230022031 - 2²⁶ = 802144162913167 is a prime.

It is a super-2 number, since 2×802144230022031² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (802144230022033) 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, 16517576156 + ... + 16517624718.

It is an arithmetic number, because the mean of its divisors is an integer number (27136092269286).

Almost surely, 2^{802144230022031} is an apocalyptic number.

802144230022031 is a deficient number, since it is larger than the sum of its proper divisors (66210722595121).

802144230022031 is a wasteful number, since it uses less digits than its factorization.

802144230022031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53723.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 802144230022031 its reverse (130220032441208), we get a palindrome (932364262463239).

The spelling of 802144230022031 in words is "eight hundred two trillion, one hundred forty-four billion, two hundred thirty million, twenty-two thousand, thirty-one".