102211201112021 has 8 divisors (see below), whose sum is σ = 103091016677760. Its totient is φ = 101335153493728.

The previous prime is 102211201112011. The next prime is 102211201112023. The reversal of 102211201112021 is 120211102112201.

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 102211201112021 - 2³⁴ = 102194021242837 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 (102211201112023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 941932376 + ... + 942040881.

It is an arithmetic number, because the mean of its divisors is an integer number (12886377084720).

Almost surely, 2^{102211201112021} is an apocalyptic number.

It is an amenable number.

102211201112021 is a deficient number, since it is larger than the sum of its proper divisors (879815565739).

102211201112021 is a wasteful number, since it uses less digits than its factorization.

102211201112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1883973723.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102211201112021 its reverse (120211102112201), we get a palindrome (222422303224222).

The spelling of 102211201112021 in words is "one hundred two trillion, two hundred eleven billion, two hundred one million, one hundred twelve thousand, twenty-one".