100221021202102 has 32 divisors (see below), whose sum is σ = 152255924467200. Its totient is φ = 49472832436608.

The previous prime is 100221021202091. The next prime is 100221021202121. The reversal of 100221021202102 is 201202120122001.

It is a happy number.

It is a super-2 number, since 2×100221021202102² (a number of 29 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 15 ways as a sum of consecutive naturals, for example, 71269549 + ... + 72662167.

It is an arithmetic number, because the mean of its divisors is an integer number (4757997639600).

Almost surely, 2^{100221021202102} is an apocalyptic number.

100221021202102 is a deficient number, since it is larger than the sum of its proper divisors (52034903265098).

100221021202102 is a wasteful number, since it uses less digits than its factorization.

100221021202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393980.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100221021202102 its reverse (201202120122001), we get a palindrome (301423141324103).

The spelling of 100221021202102 in words is "one hundred trillion, two hundred twenty-one billion, twenty-one million, two hundred two thousand, one hundred two".