10120020132 has 24 divisors (see below), whose sum is σ = 23703172416. Its totient is φ = 3360512608.

The previous prime is 10120020101. The next prime is 10120020133. The reversal of 10120020132 is 23102002101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (10120020133) 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, 1600143 + ... + 1606454.

It is an arithmetic number, because the mean of its divisors is an integer number (987632184).

Almost surely, 2^10120020132 is an apocalyptic number.

10120020132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10120020132 is an abundant number, since it is smaller than the sum of its proper divisors (13583152284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10120020132 is a wasteful number, since it uses less digits than its factorization.

10120020132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3206867 (or 3206865 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10120020132 its reverse (23102002101), we get a palindrome (33222022233).

The spelling of 10120020132 in words is "ten billion, one hundred twenty million, twenty thousand, one hundred thirty-two".