1021011121110 has 16 divisors (see below), whose sum is σ = 2450426690736. Its totient is φ = 272269632288.

The previous prime is 1021011121103. The next prime is 1021011121129. The reversal of 1021011121110 is 111211101201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17016851989 + ... + 17016852048.

It is an arithmetic number, because the mean of its divisors is an integer number (153151668171).

Almost surely, 2^{1021011121110} is an apocalyptic number.

1021011121110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021011121110 is an abundant number, since it is smaller than the sum of its proper divisors (1429415569626).

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

1021011121110 is a wasteful number, since it uses less digits than its factorization.

1021011121110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34033704047.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1021011121110 its reverse (111211101201), we get a palindrome (1132222222311).

The spelling of 1021011121110 in words is "one trillion, twenty-one billion, eleven million, one hundred twenty-one thousand, one hundred ten".