102020210022111 has 8 divisors (see below), whose sum is σ = 136111910441904. Its totient is φ = 67970991475200.

The previous prime is 102020210022083. The next prime is 102020210022173. The reversal of 102020210022111 is 111220012020201.

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

It is not a de Polignac number, because 102020210022111 - 2⁶ = 102020210022047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102020210022611) 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, 10620462616 + ... + 10620472221.

It is an arithmetic number, because the mean of its divisors is an integer number (17013988805238).

Almost surely, 2^{102020210022111} is an apocalyptic number.

102020210022111 is a deficient number, since it is larger than the sum of its proper divisors (34091700419793).

102020210022111 is a wasteful number, since it uses less digits than its factorization.

102020210022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21240936441.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102020210022111 its reverse (111220012020201), we get a palindrome (213240222042312).

The spelling of 102020210022111 in words is "one hundred two trillion, twenty billion, two hundred ten million, twenty-two thousand, one hundred eleven".