1202342113 has 4 divisors (see below), whose sum is σ = 1374105280. Its totient is φ = 1030578948.

The previous prime is 1202342111. The next prime is 1202342129. The reversal of 1202342113 is 3112432021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3112432021 = 1429 ⋅2178049.

It is not a de Polignac number, because 1202342113 - 2¹ = 1202342111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202342111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85881573 + ... + 85881586.

It is an arithmetic number, because the mean of its divisors is an integer number (343526320).

Almost surely, 2^1202342113 is an apocalyptic number.

It is an amenable number.

1202342113 is a deficient number, since it is larger than the sum of its proper divisors (171763167).

1202342113 is an equidigital number, since it uses as much as digits as its factorization.

1202342113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171763166.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1202342113 is about 34674.8051616732. The cubic root of 1202342113 is about 1063.3494716767.

Adding to 1202342113 its reverse (3112432021), we get a palindrome (4314774134).

The spelling of 1202342113 in words is "one billion, two hundred two million, three hundred forty-two thousand, one hundred thirteen".