2142425111 has 8 divisors (see below), whose sum is σ = 2241376704. Its totient is φ = 2045697280.

The previous prime is 2142425069. The next prime is 2142425113. The reversal of 2142425111 is 1115242412.

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

It is a cyclic number.

It is not a de Polignac number, because 2142425111 - 2²⁶ = 2075316247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2142425113) 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, 553970 + ... + 557823.

It is an arithmetic number, because the mean of its divisors is an integer number (280172088).

Almost surely, 2^2142425111 is an apocalyptic number.

2142425111 is a deficient number, since it is larger than the sum of its proper divisors (98951593).

2142425111 is a wasteful number, since it uses less digits than its factorization.

2142425111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111881.

The product of its digits is 640, while the sum is 23.

The square root of 2142425111 is about 46286.3382759967. The cubic root of 2142425111 is about 1289.1453407873.

Adding to 2142425111 its reverse (1115242412), we get a palindrome (3257667523).

The spelling of 2142425111 in words is "two billion, one hundred forty-two million, four hundred twenty-five thousand, one hundred eleven".