1012301013021 has 16 divisors (see below), whose sum is σ = 1438233597504. Its totient is φ = 631123593984.

The previous prime is 1012301012999. The next prime is 1012301013023. The reversal of 1012301013021 is 1203101032101.

It is a happy number.

It is not a de Polignac number, because 1012301013021 - 2⁷ = 1012301012893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012301013023) 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, 63205495 + ... + 63221508.

It is an arithmetic number, because the mean of its divisors is an integer number (89889599844).

Almost surely, 2^{1012301013021} is an apocalyptic number.

It is an amenable number.

1012301013021 is a deficient number, since it is larger than the sum of its proper divisors (425932584483).

1012301013021 is a wasteful number, since it uses less digits than its factorization.

1012301013021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126427180.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1012301013021 its reverse (1203101032101), we get a palindrome (2215402045122).

The spelling of 1012301013021 in words is "one trillion, twelve billion, three hundred one million, thirteen thousand, twenty-one".