1021303102112 has 48 divisors (see below), whose sum is σ = 2116835098560. Its totient is φ = 483702285312.

The previous prime is 1021303102109. The next prime is 1021303102117. The reversal of 1021303102112 is 2112013031201.

It is not an unprimeable number, because it can be changed into a prime (1021303102117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4025288 + ... + 4271480.

It is an arithmetic number, because the mean of its divisors is an integer number (44100731220).

Almost surely, 2^{1021303102112} is an apocalyptic number.

It is an amenable number.

1021303102112 is an abundant number, since it is smaller than the sum of its proper divisors (1095531996448).

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

1021303102112 is a wasteful number, since it uses less digits than its factorization.

1021303102112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253045 (or 253037 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1021303102112 its reverse (2112013031201), we get a palindrome (3133316133313).

The spelling of 1021303102112 in words is "one trillion, twenty-one billion, three hundred three million, one hundred two thousand, one hundred twelve".