102210020001200 has 30 divisors (see below), whose sum is σ = 245559573053844. Its totient is φ = 40884008000320.

The previous prime is 102210020001149. The next prime is 102210020001203. The reversal of 102210020001200 is 2100020012201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (102210020001203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127762524602 + ... + 127762525401.

Almost surely, 2^{102210020001200} is an apocalyptic number.

102210020001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102210020001200 is an abundant number, since it is smaller than the sum of its proper divisors (143349553052644).

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

102210020001200 is a wasteful number, since it uses less digits than its factorization.

102210020001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255525050021 (or 255525050010 counting only the distinct ones).

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

Adding to 102210020001200 its reverse (2100020012201), we get a palindrome (104310040013401).

The spelling of 102210020001200 in words is "one hundred two trillion, two hundred ten billion, twenty million, one thousand, two hundred".