11620100021731 has 8 divisors (see below), whose sum is σ = 11709310244544. Its totient is φ = 11530897483560.

The previous prime is 11620100021707. The next prime is 11620100021743. The reversal of 11620100021731 is 13712000102611.

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 11620100021731 - 2¹⁵ = 11620099988963 is a prime.

It is a super-2 number, since 2×11620100021731² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11620100021696 and 11620100021705.

It is not an unprimeable number, because it can be changed into a prime (11620100021791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1133256 + ... + 4952218.

It is an arithmetic number, because the mean of its divisors is an integer number (1463663780568).

Almost surely, 2^{11620100021731} is an apocalyptic number.

11620100021731 is a deficient number, since it is larger than the sum of its proper divisors (89210222813).

11620100021731 is a wasteful number, since it uses less digits than its factorization.

11620100021731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3842321.

The product of its (nonzero) digits is 504, while the sum is 25.

The spelling of 11620100021731 in words is "eleven trillion, six hundred twenty billion, one hundred million, twenty-one thousand, seven hundred thirty-one".