102002111022 has 16 divisors (see below), whose sum is σ = 233147682432. Its totient is φ = 29143460280.

The previous prime is 102002111011. The next prime is 102002111023. The reversal of 102002111022 is 220111200201.

It is a junction number, because it is equal to n+sod(n) for n = 102002110989 and 102002111007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002111023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1214310804 + ... + 1214310887.

It is an arithmetic number, because the mean of its divisors is an integer number (14571730152).

Almost surely, 2^102002111022 is an apocalyptic number.

102002111022 is an abundant number, since it is smaller than the sum of its proper divisors (131145571410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102002111022 is a wasteful number, since it uses less digits than its factorization.

102002111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428621703.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102002111022 its reverse (220111200201), we get a palindrome (322113311223).

The spelling of 102002111022 in words is "one hundred two billion, two million, one hundred eleven thousand, twenty-two".