621102266013 has 8 divisors (see below), whose sum is σ = 829909667808. Its totient is φ = 413181520784.

The previous prime is 621102266003. The next prime is 621102266017. The reversal of 621102266013 is 310662201126.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 621102266013 - 2⁴ = 621102265997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (621102266017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221662506 + ... + 221665307.

It is an arithmetic number, because the mean of its divisors is an integer number (103738708476).

Almost surely, 2^621102266013 is an apocalyptic number.

It is an amenable number.

621102266013 is a deficient number, since it is larger than the sum of its proper divisors (208807401795).

621102266013 is a wasteful number, since it uses less digits than its factorization.

621102266013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443328283.

The product of its (nonzero) digits is 5184, while the sum is 30.

Adding to 621102266013 its reverse (310662201126), we get a palindrome (931764467139).

The spelling of 621102266013 in words is "six hundred twenty-one billion, one hundred two million, two hundred sixty-six thousand, thirteen".