221010002101022 has 48 divisors (see below), whose sum is σ = 351200137821840. Its totient is φ = 104294510672256.

The previous prime is 221010002100959. The next prime is 221010002101039. The reversal of 221010002101022 is 220101200010122.

It is a junction number, because it is equal to n+sod(n) for n = 221010002100988 and 221010002101006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1313676473 + ... + 1313844699.

It is an arithmetic number, because the mean of its divisors is an integer number (7316669537955).

Almost surely, 2^{221010002101022} is an apocalyptic number.

221010002101022 is a deficient number, since it is larger than the sum of its proper divisors (130190135720818).

221010002101022 is a wasteful number, since it uses less digits than its factorization.

221010002101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175113 (or 175094 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221010002101022 its reverse (220101200010122), we get a palindrome (441111202111144).

The spelling of 221010002101022 in words is "two hundred twenty-one trillion, ten billion, two million, one hundred one thousand, twenty-two".