2122554542 has 8 divisors (see below), whose sum is σ = 3184833600. Its totient is φ = 1060943344.

The previous prime is 2122554529. The next prime is 2122554569. The reversal of 2122554542 is 2454552212.

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 = 2122554499 and 2122554508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158942 + ... + 171777.

It is an arithmetic number, because the mean of its divisors is an integer number (398104200).

Almost surely, 2^2122554542 is an apocalyptic number.

2122554542 is a deficient number, since it is larger than the sum of its proper divisors (1062279058).

2122554542 is a wasteful number, since it uses less digits than its factorization.

2122554542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333930.

The product of its digits is 32000, while the sum is 32.

The square root of 2122554542 is about 46071.1899347087. The cubic root of 2122554542 is about 1285.1474326037.

The spelling of 2122554542 in words is "two billion, one hundred twenty-two million, five hundred fifty-four thousand, five hundred forty-two".