10120020411 has 4 divisors (see below), whose sum is σ = 13493360552. Its totient is φ = 6746680272.

The previous prime is 10120020403. The next prime is 10120020419. The reversal of 10120020411 is 11402002101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (10120020403) and next prime (10120020419).

It is not a de Polignac number, because 10120020411 - 2³ = 10120020403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10120020419) 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, 1686670066 + ... + 1686670071.

It is an arithmetic number, because the mean of its divisors is an integer number (3373340138).

Almost surely, 2^10120020411 is an apocalyptic number.

10120020411 is a deficient number, since it is larger than the sum of its proper divisors (3373340141).

10120020411 is an equidigital number, since it uses as much as digits as its factorization.

10120020411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3373340140.

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

Adding to 10120020411 its reverse (11402002101), we get a palindrome (21522022512).

The spelling of 10120020411 in words is "ten billion, one hundred twenty million, twenty thousand, four hundred eleven".