102201001012 has 36 divisors (see below), whose sum is σ = 196651778400. Its totient is φ = 46440193360.

The previous prime is 102201000997. The next prime is 102201001031. The reversal of 102201001012 is 210100102201.

It is a self number, because there is not a number n which added to its sum of digits gives 102201001012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1564713 + ... + 1628719.

It is an arithmetic number, because the mean of its divisors is an integer number (5462549400).

Almost surely, 2^102201001012 is an apocalyptic number.

It is an amenable number.

102201001012 is a deficient number, since it is larger than the sum of its proper divisors (94450777388).

102201001012 is a wasteful number, since it uses less digits than its factorization.

102201001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67332 (or 67319 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 102201001012 its reverse (210100102201), we get a palindrome (312301103213).

It can be divided in two parts, 10 and 2201001012, that added together give a palindrome (2201001022).

The spelling of 102201001012 in words is "one hundred two billion, two hundred one million, one thousand, twelve".