201101110102220 has 48 divisors (see below), whose sum is σ = 430381994125440. Its totient is φ = 78916336521984.

The previous prime is 201101110102199. The next prime is 201101110102241. The reversal of 201101110102220 is 22201011101102.

It is an interprime number because it is at equal distance from previous prime (201101110102199) and next prime (201101110102241).

It is a junction number, because it is equal to n+sod(n) for n = 201101110102195 and 201101110102204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405099659 + ... + 405595778.

It is an arithmetic number, because the mean of its divisors is an integer number (8966291544280).

Almost surely, 2^{201101110102220} is an apocalyptic number.

201101110102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201101110102220 is an abundant number, since it is smaller than the sum of its proper divisors (229280884023220).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201101110102220 is a wasteful number, since it uses less digits than its factorization.

201101110102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810695682 (or 810695680 counting only the distinct ones).

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

Adding to 201101110102220 its reverse (22201011101102), we get a palindrome (223302121203322).

The spelling of 201101110102220 in words is "two hundred one trillion, one hundred one billion, one hundred ten million, one hundred two thousand, two hundred twenty".