100202021221111 has 8 divisors (see below), whose sum is σ = 101454259608000. Its totient is φ = 98954883602400.

The previous prime is 100202021221091. The next prime is 100202021221177. The reversal of 100202021221111 is 111122120202001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100202021221111 - 2¹⁵ = 100202021188343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100202021227111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1275152511 + ... + 1275231088.

It is an arithmetic number, because the mean of its divisors is an integer number (12681782451000).

Almost surely, 2^{100202021221111} is an apocalyptic number.

100202021221111 is a deficient number, since it is larger than the sum of its proper divisors (1252238386889).

100202021221111 is a wasteful number, since it uses less digits than its factorization.

100202021221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550384089.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100202021221111 its reverse (111122120202001), we get a palindrome (211324141423112).

The spelling of 100202021221111 in words is "one hundred trillion, two hundred two billion, twenty-one million, two hundred twenty-one thousand, one hundred eleven".