102012031021233 has 4 divisors (see below), whose sum is σ = 136016041361648. Its totient is φ = 68008020680820.

The previous prime is 102012031021207. The next prime is 102012031021249. The reversal of 102012031021233 is 332120130210201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 102012031021233 - 2¹⁶ = 102012030955697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102012031021333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17002005170203 + ... + 17002005170208.

It is an arithmetic number, because the mean of its divisors is an integer number (34004010340412).

Almost surely, 2^{102012031021233} is an apocalyptic number.

It is an amenable number.

102012031021233 is a deficient number, since it is larger than the sum of its proper divisors (34004010340415).

102012031021233 is an equidigital number, since it uses as much as digits as its factorization.

102012031021233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34004010340414.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 102012031021233 its reverse (332120130210201), we get a palindrome (434132161231434).

The spelling of 102012031021233 in words is "one hundred two trillion, twelve billion, thirty-one million, twenty-one thousand, two hundred thirty-three".