102002201012 has 24 divisors (see below), whose sum is σ = 182323545600. Its totient is φ = 49910018400.

The previous prime is 102002201009. The next prime is 102002201017. The reversal of 102002201012 is 210102200201.

It is a happy number.

It is a super-2 number, since 2×102002201012² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102002200984 and 102002201002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002201017) 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, 1833989 + ... + 1888787.

It is an arithmetic number, because the mean of its divisors is an integer number (7596814400).

Almost surely, 2^102002201012 is an apocalyptic number.

It is an amenable number.

102002201012 is a deficient number, since it is larger than the sum of its proper divisors (80321344588).

102002201012 is a wasteful number, since it uses less digits than its factorization.

102002201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64751 (or 64749 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102002201012 its reverse (210102200201), we get a palindrome (312104401213).

The spelling of 102002201012 in words is "one hundred two billion, two million, two hundred one thousand, twelve".