1004212012340 has 48 divisors (see below), whose sum is σ = 2136335738880. Its totient is φ = 396452309760.

The previous prime is 1004212012301. The next prime is 1004212012379. The reversal of 1004212012340 is 432102124001.

It is an interprime number because it is at equal distance from previous prime (1004212012301) and next prime (1004212012379).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4169405 + ... + 4403675.

It is an arithmetic number, because the mean of its divisors is an integer number (44506994560).

Almost surely, 2^{1004212012340} is an apocalyptic number.

1004212012340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004212012340 is an abundant number, since it is smaller than the sum of its proper divisors (1132123726540).

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

1004212012340 is a wasteful number, since it uses less digits than its factorization.

1004212012340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237072 (or 237070 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 1004212012340 its reverse (432102124001), we get a palindrome (1436314136341).

The spelling of 1004212012340 in words is "one trillion, four billion, two hundred twelve million, twelve thousand, three hundred forty".