221013101202102 has 24 divisors (see below), whose sum is σ = 522394602841800. Its totient is φ = 66973667030880.

The previous prime is 221013101202067. The next prime is 221013101202121. The reversal of 221013101202102 is 201202101310122.

221013101202102 is a `hidden beast` number, since 2 + 21 + 0 + 1 + 310 + 120 + 210 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 11 ways as a sum of consecutive naturals, for example, 558113891727 + ... + 558113892122.

It is an arithmetic number, because the mean of its divisors is an integer number (21766441785075).

Almost surely, 2^{221013101202102} is an apocalyptic number.

221013101202102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

221013101202102 is an abundant number, since it is smaller than the sum of its proper divisors (301381501639698).

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

221013101202102 is a wasteful number, since it uses less digits than its factorization.

221013101202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116227783868 (or 1116227783865 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 221013101202102 its reverse (201202101310122), we get a palindrome (422215202512224).

The spelling of 221013101202102 in words is "two hundred twenty-one trillion, thirteen billion, one hundred one million, two hundred two thousand, one hundred two".