2112269542 has 8 divisors (see below), whose sum is σ = 3254036976. Its totient is φ = 1027590552.

The previous prime is 2112269519. The next prime is 2112269543. The reversal of 2112269542 is 2459622112.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2112269498 and 2112269507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112269543) 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, 14272018 + ... + 14272165.

It is an arithmetic number, because the mean of its divisors is an integer number (406754622).

Almost surely, 2^2112269542 is an apocalyptic number.

2112269542 is a deficient number, since it is larger than the sum of its proper divisors (1141767434).

2112269542 is a wasteful number, since it uses less digits than its factorization.

2112269542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28544222.

The product of its digits is 17280, while the sum is 34.

The square root of 2112269542 is about 45959.4336562147. The cubic root of 2112269542 is about 1283.0683108141.

The spelling of 2112269542 in words is "two billion, one hundred twelve million, two hundred sixty-nine thousand, five hundred forty-two".