100210121221996 has 6 divisors (see below), whose sum is σ = 175367712138500. Its totient is φ = 50105060610996.

The previous prime is 100210121221967. The next prime is 100210121222027. The reversal of 100210121221996 is 699122121012001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12526265152746 + ... + 12526265152753.

Almost surely, 2^{100210121221996} is an apocalyptic number.

It is an amenable number.

100210121221996 is a deficient number, since it is larger than the sum of its proper divisors (75157590916504).

100210121221996 is a wasteful number, since it uses less digits than its factorization.

100210121221996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25052530305503 (or 25052530305501 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 37.

Adding to 100210121221996 its reverse (699122121012001), we get a palindrome (799332242233997).

The spelling of 100210121221996 in words is "one hundred trillion, two hundred ten billion, one hundred twenty-one million, two hundred twenty-one thousand, nine hundred ninety-six".