21122210001010 has 64 divisors (see below), whose sum is σ = 39859654538880. Its totient is φ = 8051458222080.

The previous prime is 21122210000999. The next prime is 21122210001037. The reversal of 21122210001010 is 1010001222112.

It is a super-2 number, since 2×21122210001010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1490530 + ... + 6668290.

It is an arithmetic number, because the mean of its divisors is an integer number (622807102170).

Almost surely, 2^{21122210001010} is an apocalyptic number.

21122210001010 is a deficient number, since it is larger than the sum of its proper divisors (18737444537870).

21122210001010 is a wasteful number, since it uses less digits than its factorization.

21122210001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5178043.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 21122210001010 its reverse (1010001222112), we get a palindrome (22132211223122).

The spelling of 21122210001010 in words is "twenty-one trillion, one hundred twenty-two billion, two hundred ten million, one thousand, ten".