1021000112110 has 32 divisors (see below), whose sum is σ = 2029028061312. Its totient is φ = 366799598880.

The previous prime is 1021000112009. The next prime is 1021000112117. The reversal of 1021000112110 is 112110001201.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021000112117) 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, 55905444 + ... + 55923703.

It is an arithmetic number, because the mean of its divisors is an integer number (63407126916).

Almost surely, 2^{1021000112110} is an apocalyptic number.

1021000112110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021000112110 is a deficient number, since it is larger than the sum of its proper divisors (1008027949202).

1021000112110 is a wasteful number, since it uses less digits than its factorization.

1021000112110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111829248.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1021000112110 its reverse (112110001201), we get a palindrome (1133110113311).

The spelling of 1021000112110 in words is "one trillion, twenty-one billion, one hundred twelve thousand, one hundred ten".