20010222010 has 32 divisors (see below), whose sum is σ = 36918052992. Its totient is φ = 7806532800.

The previous prime is 20010221999. The next prime is 20010222031. The reversal of 20010222010 is 1022201002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80182 + ... + 215521.

It is an arithmetic number, because the mean of its divisors is an integer number (1153689156).

Almost surely, 2^20010222010 is an apocalyptic number.

20010222010 is a deficient number, since it is larger than the sum of its proper divisors (16907830982).

20010222010 is a wasteful number, since it uses less digits than its factorization.

20010222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295878.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20010222010 its reverse (1022201002), we get a palindrome (21032423012).

The spelling of 20010222010 in words is "twenty billion, ten million, two hundred twenty-two thousand, ten".