120202100010 has 64 divisors (see below), whose sum is σ = 321976488960. Its totient is φ = 31910137920.

The previous prime is 120202099991. The next prime is 120202100021. The reversal of 120202100010 is 10001202021.

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 = 120202099965 and 120202100001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 937981 + ... + 1058400.

It is an arithmetic number, because the mean of its divisors is an integer number (5030882640).

Almost surely, 2^120202100010 is an apocalyptic number.

120202100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120202100010 is an abundant number, since it is smaller than the sum of its proper divisors (201774388950).

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

120202100010 is a wasteful number, since it uses less digits than its factorization.

120202100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1996620 (or 1996614 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 120202100010 its reverse (10001202021), we get a palindrome (130203302031).

The spelling of 120202100010 in words is "one hundred twenty billion, two hundred two million, one hundred thousand, ten".