1002022400034 has 80 divisors (see below), whose sum is σ = 2271625494336. Its totient is φ = 330109668000.

The previous prime is 1002022400033. The next prime is 1002022400039. The reversal of 1002022400034 is 4300042202001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1002022400033) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4715049 + ... + 4922979.

Almost surely, 2^{1002022400034} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002022400034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1135812747168).

1002022400034 is an abundant number, since it is smaller than the sum of its proper divisors (1269603094302).

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

1002022400034 is a wasteful number, since it uses less digits than its factorization.

1002022400034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208293 (or 208284 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 1002022400034 its reverse (4300042202001), we get a palindrome (5302064602035).

The spelling of 1002022400034 in words is "one trillion, two billion, twenty-two million, four hundred thousand, thirty-four".