1010021111112 has 128 divisors (see below), whose sum is σ = 3030785251200. Its totient is φ = 277100310528.

The previous prime is 1010021111089. The next prime is 1010021111117. The reversal of 1010021111112 is 2111111200101.

1010021111112 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (1010021111117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4910443 + ... + 5111994.

It is an arithmetic number, because the mean of its divisors is an integer number (23678009775).

Almost surely, 2^{1010021111112} is an apocalyptic number.

1010021111112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1010021111112 is an abundant number, since it is smaller than the sum of its proper divisors (2020764140088).

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

1010021111112 is a wasteful number, since it uses less digits than its factorization.

1010021111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10022495 (or 10022491 counting only the distinct ones).

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

Adding to 1010021111112 its reverse (2111111200101), we get a palindrome (3121132311213).

The spelling of 1010021111112 in words is "one trillion, ten billion, twenty-one million, one hundred eleven thousand, one hundred twelve".