102212121402330 has 32 divisors (see below), whose sum is σ = 246092826504384. Its totient is φ = 27169484025216.

The previous prime is 102212121402277. The next prime is 102212121402331. The reversal of 102212121402330 is 33204121212201.

It is a self number, because there is not a number n which added to its sum of digits gives 102212121402330.

It is not an unprimeable number, because it can be changed into a prime (102212121402331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5442595584 + ... + 5442614363.

It is an arithmetic number, because the mean of its divisors is an integer number (7690400828262).

Almost surely, 2^{102212121402330} is an apocalyptic number.

102212121402330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102212121402330 is an abundant number, since it is smaller than the sum of its proper divisors (143880705102054).

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

102212121402330 is a wasteful number, since it uses less digits than its factorization.

102212121402330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10885210270.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 102212121402330 its reverse (33204121212201), we get a palindrome (135416242614531).

The spelling of 102212121402330 in words is "one hundred two trillion, two hundred twelve billion, one hundred twenty-one million, four hundred two thousand, three hundred thirty".