1012203042342 has 16 divisors (see below), whose sum is σ = 2024416083312. Its totient is φ = 337399347680.

The previous prime is 1012203042329. The next prime is 1012203042343. The reversal of 1012203042342 is 2432403022101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012203042343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1838092 + ... + 2324432.

It is an arithmetic number, because the mean of its divisors is an integer number (126526005207).

Almost surely, 2^{1012203042342} is an apocalyptic number.

1012203042342 is an abundant number, since it is smaller than the sum of its proper divisors (1012213040970).

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

1012203042342 is a wasteful number, since it uses less digits than its factorization.

1012203042342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833223.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1012203042342 its reverse (2432403022101), we get a palindrome (3444606064443).

The spelling of 1012203042342 in words is "one trillion, twelve billion, two hundred three million, forty-two thousand, three hundred forty-two".