10020032010 has 24 divisors (see below), whose sum is σ = 26052083460. Its totient is φ = 2672008512.

The previous prime is 10020031969. The next prime is 10020032021. The reversal of 10020032010 is 1023002001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8973962361 + 1046069649 = 94731^2 + 32343^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10020031983 and 10020032001.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55666755 + ... + 55666934.

Almost surely, 2^10020032010 is an apocalyptic number.

10020032010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10020032010 is an abundant number, since it is smaller than the sum of its proper divisors (16032051450).

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

10020032010 is a wasteful number, since it uses less digits than its factorization.

10020032010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111333702 (or 111333699 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 10020032010 its reverse (1023002001), we get a palindrome (11043034011).

The spelling of 10020032010 in words is "ten billion, twenty million, thirty-two thousand, ten".