1012020220010 has 32 divisors (see below), whose sum is σ = 1851619917312. Its totient is φ = 398145948480.

The previous prime is 1012020220007. The next prime is 1012020220069. The reversal of 1012020220010 is 100220202101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1012020219973 and 1012020220000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11254247 + ... + 11343813.

It is an arithmetic number, because the mean of its divisors is an integer number (57863122416).

Almost surely, 2^{1012020220010} is an apocalyptic number.

1012020220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012020220010 is a deficient number, since it is larger than the sum of its proper divisors (839599697302).

1012020220010 is a wasteful number, since it uses less digits than its factorization.

1012020220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108158.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1012020220010 its reverse (100220202101), we get a palindrome (1112240422111).

The spelling of 1012020220010 in words is "one trillion, twelve billion, twenty million, two hundred twenty thousand, ten".