20010211221110 has 32 divisors (see below), whose sum is σ = 39321231106464. Its totient is φ = 7271171424000.

The previous prime is 20010211221089. The next prime is 20010211221137. The reversal of 20010211221110 is 1112211201002.

It is a super-2 number, since 2×20010211221110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65710151 + ... + 66013970.

It is an arithmetic number, because the mean of its divisors is an integer number (1228788472077).

Almost surely, 2^{20010211221110} is an apocalyptic number.

20010211221110 is a deficient number, since it is larger than the sum of its proper divisors (19311019885354).

20010211221110 is a wasteful number, since it uses less digits than its factorization.

20010211221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131725520.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20010211221110 its reverse (1112211201002), we get a palindrome (21122422422112).

The spelling of 20010211221110 in words is "twenty trillion, ten billion, two hundred eleven million, two hundred twenty-one thousand, one hundred ten".