10206232452021 has 4 divisors (see below), whose sum is σ = 13608309936032. Its totient is φ = 6804154968012.

The previous prime is 10206232451999. The next prime is 10206232452037. The reversal of 10206232452021 is 12025423260201.

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 10206232452021 - 2¹⁸ = 10206232189877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 10206232452021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10206232452821) 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, 1701038742001 + ... + 1701038742006.

It is an arithmetic number, because the mean of its divisors is an integer number (3402077484008).

Almost surely, 2^{10206232452021} is an apocalyptic number.

It is an amenable number.

10206232452021 is a deficient number, since it is larger than the sum of its proper divisors (3402077484011).

10206232452021 is an equidigital number, since it uses as much as digits as its factorization.

10206232452021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402077484010.

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 10206232452021 in words is "ten trillion, two hundred six billion, two hundred thirty-two million, four hundred fifty-two thousand, twenty-one".