102201202121010 has 32 divisors (see below), whose sum is σ = 245283878885760. Its totient is φ = 27253543477248.

The previous prime is 102201202120981. The next prime is 102201202121027. The reversal of 102201202121010 is 10121202102201.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 766131 + ... + 14317449.

It is an arithmetic number, because the mean of its divisors is an integer number (7665121215180).

Almost surely, 2^{102201202121010} is an apocalyptic number.

102201202121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102201202121010 is an abundant number, since it is smaller than the sum of its proper divisors (143082676764750).

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

102201202121010 is a wasteful number, since it uses less digits than its factorization.

102201202121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13802722.

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

Adding to 102201202121010 its reverse (10121202102201), we get a palindrome (112322404223211).

The spelling of 102201202121010 in words is "one hundred two trillion, two hundred one billion, two hundred two million, one hundred twenty-one thousand, ten".