2122454132050 has 72 divisors (see below), whose sum is σ = 4599124890516. Its totient is φ = 726616719360.

The previous prime is 2122454132041. The next prime is 2122454132059. The reversal of 2122454132050 is 502314542212.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2122454132041) and next prime (2122454132059).

It can be written as a sum of positive squares in 6 ways, for example, as 237629925729 + 1884824206321 = 487473^2 + 1372889^2 .

It is a super-2 number, since 2×2122454132050² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2122454132059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1005234 + ... + 2292466.

Almost surely, 2^{2122454132050} is an apocalyptic number.

2122454132050 is an abundant number, since it is smaller than the sum of its proper divisors (2476670758466).

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

2122454132050 is a wasteful number, since it uses less digits than its factorization.

2122454132050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287932 (or 1287920 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 2122454132050 its reverse (502314542212), we get a palindrome (2624768674262).

The spelling of 2122454132050 in words is "two trillion, one hundred twenty-two billion, four hundred fifty-four million, one hundred thirty-two thousand, fifty".