1002121100232 has 128 divisors (see below), whose sum is σ = 2981815200000. Its totient is φ = 274591650816.

The previous prime is 1002121100209. The next prime is 1002121100263. The reversal of 1002121100232 is 2320011212001.

1002121100232 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35694 + ... + 1416162.

It is an arithmetic number, because the mean of its divisors is an integer number (23295431250).

Almost surely, 2^{1002121100232} is an apocalyptic number.

1002121100232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002121100232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1490907600000).

1002121100232 is an abundant number, since it is smaller than the sum of its proper divisors (1979694099768).

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

1002121100232 is a wasteful number, since it uses less digits than its factorization.

1002121100232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1380663 (or 1380659 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1002121100232 its reverse (2320011212001), we get a palindrome (3322132312233).

The spelling of 1002121100232 in words is "one trillion, two billion, one hundred twenty-one million, one hundred thousand, two hundred thirty-two".