1012232011321 has 8 divisors (see below), whose sum is σ = 1012843059200. Its totient is φ = 1011621069648.

The previous prime is 1012232011309. The next prime is 1012232011331. The reversal of 1012232011321 is 1231102322101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1012232011321 - 2⁹ = 1012232010809 is a prime.

It is a super-2 number, since 2×1012232011321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012232011331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26938855 + ... + 26976403.

It is an arithmetic number, because the mean of its divisors is an integer number (126605382400).

Almost surely, 2^{1012232011321} is an apocalyptic number.

It is an amenable number.

1012232011321 is a deficient number, since it is larger than the sum of its proper divisors (611047879).

1012232011321 is a wasteful number, since it uses less digits than its factorization.

1012232011321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53103.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1012232011321 its reverse (1231102322101), we get a palindrome (2243334333422).

The spelling of 1012232011321 in words is "one trillion, twelve billion, two hundred thirty-two million, eleven thousand, three hundred twenty-one".