22001210020010 has 16 divisors (see below), whose sum is σ = 42648499423656. Its totient is φ = 8123523699648.

The previous prime is 22001210019973. The next prime is 22001210020021. The reversal of 22001210020010 is 1002001210022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11728563240601 + 10272646779409 = 3424699^2 + 3205097^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22001210019973 and 22001210020000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84620038409 + ... + 84620038668.

Almost surely, 2^{22001210020010} is an apocalyptic number.

22001210020010 is a deficient number, since it is larger than the sum of its proper divisors (20647289403646).

22001210020010 is a wasteful number, since it uses less digits than its factorization.

22001210020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169240077097.

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

Adding to 22001210020010 its reverse (1002001210022), we get a palindrome (23003211230032).

The spelling of 22001210020010 in words is "twenty-two trillion, one billion, two hundred ten million, twenty thousand, ten".