2631150021213 has 96 divisors (see below), whose sum is σ = 4478171443200. Its totient is φ = 1457676380160.

The previous prime is 2631150021107. The next prime is 2631150021223. The reversal of 2631150021213 is 3121200511362.

2631150021213 is a `hidden beast` number, since 2 + 6 + 31 + 1 + 500 + 2 + 121 + 3 = 666.

It is not a de Polignac number, because 2631150021213 - 2¹³ = 2631150013021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2631150021223) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 179507581 + ... + 179522237.

It is an arithmetic number, because the mean of its divisors is an integer number (46647619200).

Almost surely, 2^{2631150021213} is an apocalyptic number.

It is an amenable number.

2631150021213 is a deficient number, since it is larger than the sum of its proper divisors (1847021421987).

2631150021213 is a wasteful number, since it uses less digits than its factorization.

2631150021213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15407 (or 15404 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

Adding to 2631150021213 its reverse (3121200511362), we get a palindrome (5752350532575).

The spelling of 2631150021213 in words is "two trillion, six hundred thirty-one billion, one hundred fifty million, twenty-one thousand, two hundred thirteen".