20101102220110 has 16 divisors (see below), whose sum is σ = 36236888384400. Its totient is φ = 8028239912896.

The previous prime is 20101102220081. The next prime is 20101102220209. The reversal of 20101102220110 is 1102220110102.

It is a super-2 number, since 2×20101102220110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 1525114975 + ... + 1525128154.

It is an arithmetic number, because the mean of its divisors is an integer number (2264805524025).

Almost surely, 2^{20101102220110} is an apocalyptic number.

20101102220110 is a deficient number, since it is larger than the sum of its proper divisors (16135786164290).

20101102220110 is a wasteful number, since it uses less digits than its factorization.

20101102220110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3050243795.

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

Adding to 20101102220110 its reverse (1102220110102), we get a palindrome (21203322330212).

The spelling of 20101102220110 in words is "twenty trillion, one hundred one billion, one hundred two million, two hundred twenty thousand, one hundred ten".