10021122222010 has 32 divisors (see below), whose sum is σ = 18664672749840. Its totient is φ = 3869261641728.

The previous prime is 10021122221953. The next prime is 10021122222029. The reversal of 10021122222010 is 1022222112001.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 8503108488081 + 1518013733929 = 2916009^2 + 1232077^2 .

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, 3141687 + ... + 5469226.

Almost surely, 2^{10021122222010} is an apocalyptic number.

10021122222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10021122222010 is a deficient number, since it is larger than the sum of its proper divisors (8643550527830).

10021122222010 is a wasteful number, since it uses less digits than its factorization.

10021122222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8614962.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10021122222010 its reverse (1022222112001), we get a palindrome (11043344334011).

The spelling of 10021122222010 in words is "ten trillion, twenty-one billion, one hundred twenty-two million, two hundred twenty-two thousand, ten".