2125622422 has 32 divisors (see below), whose sum is σ = 4019880960. Its totient is φ = 818854080.

The previous prime is 2125622357. The next prime is 2125622431. The reversal of 2125622422 is 2242265212.

It is a super-5 number, since 5×2125622422⁵ (a number of 48 digits) contains 55555 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63838 + ... + 91249.

It is an arithmetic number, because the mean of its divisors is an integer number (125621280).

Almost surely, 2^2125622422 is an apocalyptic number.

2125622422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2125622422 is a deficient number, since it is larger than the sum of its proper divisors (1894258538).

2125622422 is a wasteful number, since it uses less digits than its factorization.

2125622422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155196.

The product of its digits is 7680, while the sum is 28.

The square root of 2125622422 is about 46104.4729066497. The cubic root of 2125622422 is about 1285.7663063878.

Adding to 2125622422 its reverse (2242265212), we get a palindrome (4367887634).

The spelling of 2125622422 in words is "two billion, one hundred twenty-five million, six hundred twenty-two thousand, four hundred twenty-two".