10120202021001 has 4 divisors (see below), whose sum is σ = 13493602694672. Its totient is φ = 6746801347332.

The previous prime is 10120202020939. The next prime is 10120202021023. The reversal of 10120202021001 is 10012020202101.

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 10120202021001 - 2¹⁴ = 10120202004617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120202021701) 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 3 ways as a sum of consecutive naturals, for example, 1686700336831 + ... + 1686700336836.

It is an arithmetic number, because the mean of its divisors is an integer number (3373400673668).

Almost surely, 2^{10120202021001} is an apocalyptic number.

It is an amenable number.

10120202021001 is a deficient number, since it is larger than the sum of its proper divisors (3373400673671).

10120202021001 is an equidigital number, since it uses as much as digits as its factorization.

10120202021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3373400673670.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10120202021001 its reverse (10012020202101), we get a palindrome (20132222223102).

It can be divided in two parts, 1012020202100 and 1, that added together give a palindrome (1012020202101).

The spelling of 10120202021001 in words is "ten trillion, one hundred twenty billion, two hundred two million, twenty-one thousand, one".