102120030312234 has 256 divisors, whose sum is σ = 250091194429440. Its totient is φ = 27473336064000.

The previous prime is 102120030312161. The next prime is 102120030312241. The reversal of 102120030312234 is 432213030021201.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1793092459 + ... + 1793149409.

It is an arithmetic number, because the mean of its divisors is an integer number (976918728240).

Almost surely, 2^{102120030312234} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102120030312234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125045597214720).

102120030312234 is an abundant number, since it is smaller than the sum of its proper divisors (147971164117206).

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

102120030312234 is a wasteful number, since it uses less digits than its factorization.

102120030312234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57274 (or 57236 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 102120030312234 its reverse (432213030021201), we get a palindrome (534333060333435).

The spelling of 102120030312234 in words is "one hundred two trillion, one hundred twenty billion, thirty million, three hundred twelve thousand, two hundred thirty-four".