10021000111110 has 48 divisors (see below), whose sum is σ = 26055236647440. Its totient is φ = 2672201428800.

The previous prime is 10021000111103. The next prime is 10021000111151. The reversal of 10021000111110 is 1111100012001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10021000111092 and 10021000111101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2403160 + ... + 5081060.

It is an arithmetic number, because the mean of its divisors is an integer number (542817430155).

Almost surely, 2^{10021000111110} is an apocalyptic number.

10021000111110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021000111110 is an abundant number, since it is smaller than the sum of its proper divisors (16034236536330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10021000111110 is a wasteful number, since it uses less digits than its factorization.

10021000111110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2719493 (or 2719490 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 10021000111110 its reverse (1111100012001), we get a palindrome (11132100123111).

The spelling of 10021000111110 in words is "ten trillion, twenty-one billion, one hundred eleven thousand, one hundred ten".