102002202021111 has 8 divisors (see below), whose sum is σ = 155431926889344. Its totient is φ = 58286972583480.

The previous prime is 102002202021053. The next prime is 102002202021173. The reversal of 102002202021111 is 111120202200201.

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

It is not a de Polignac number, because 102002202021111 - 2⁶ = 102002202021047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002202021211) 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, 2428623857625 + ... + 2428623857666.

It is an arithmetic number, because the mean of its divisors is an integer number (19428990861168).

Almost surely, 2^{102002202021111} is an apocalyptic number.

102002202021111 is a deficient number, since it is larger than the sum of its proper divisors (53429724868233).

102002202021111 is an equidigital number, since it uses as much as digits as its factorization.

102002202021111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4857247715301.

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

Adding to 102002202021111 its reverse (111120202200201), we get a palindrome (213122404221312).

The spelling of 102002202021111 in words is "one hundred two trillion, two billion, two hundred two million, twenty-one thousand, one hundred eleven".