2122002342 has 24 divisors (see below), whose sum is σ = 4695496416. Its totient is φ = 692284176.

The previous prime is 2122002341. The next prime is 2122002353. The reversal of 2122002342 is 2432002212.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122002341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1253293 + ... + 1254984.

It is an arithmetic number, because the mean of its divisors is an integer number (195645684).

Almost surely, 2^2122002342 is an apocalyptic number.

2122002342 is an abundant number, since it is smaller than the sum of its proper divisors (2573494074).

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

2122002342 is a wasteful number, since it uses less digits than its factorization.

2122002342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508332 (or 2508329 counting only the distinct ones).

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

The square root of 2122002342 is about 46065.1966456239. The cubic root of 2122002342 is about 1285.0359757171.

Adding to 2122002342 its reverse (2432002212), we get a palindrome (4554004554).

The spelling of 2122002342 in words is "two billion, one hundred twenty-two million, two thousand, three hundred forty-two".