11010020999957 has 16 divisors (see below), whose sum is σ = 13093735226880. Its totient is φ = 9061459917552.

The previous prime is 11010020999953. The next prime is 11010021000007. The reversal of 11010020999957 is 75999902001011.

It is not a de Polignac number, because 11010020999957 - 2² = 11010020999953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11010020999899 and 11010020999908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11010020999953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309966503 + ... + 310002020.

It is an arithmetic number, because the mean of its divisors is an integer number (818358451680).

Almost surely, 2^{11010020999957} is an apocalyptic number.

It is an amenable number.

11010020999957 is a deficient number, since it is larger than the sum of its proper divisors (2083714226923).

11010020999957 is an equidigital number, since it uses as much as digits as its factorization.

11010020999957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619968632.

The product of its (nonzero) digits is 459270, while the sum is 53.

The spelling of 11010020999957 in words is "eleven trillion, ten billion, twenty million, nine hundred ninety-nine thousand, nine hundred fifty-seven".