2140342122 has 8 divisors (see below), whose sum is σ = 4280684256. Its totient is φ = 713447372.

The previous prime is 2140342103. The next prime is 2140342123. The reversal of 2140342122 is 2212430412.

It is a sphenic number, since it is the product of 3 distinct primes.

2140342122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2140342123) 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, 178361838 + ... + 178361849.

It is an arithmetic number, because the mean of its divisors is an integer number (535085532).

Almost surely, 2^2140342122 is an apocalyptic number.

2140342122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2140342122 is a wasteful number, since it uses less digits than its factorization.

2140342122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356723692.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2140342122 is about 46263.8316830761. The cubic root of 2140342122 is about 1288.7274115474.

Adding to 2140342122 its reverse (2212430412), we get a palindrome (4352772534).

The spelling of 2140342122 in words is "two billion, one hundred forty million, three hundred forty-two thousand, one hundred twenty-two".