2451122000 has 80 divisors (see below), whose sum is σ = 5941857792. Its totient is φ = 977961600.

The previous prime is 2451121987. The next prime is 2451122041. The reversal of 2451122000 is 2211542.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 2451122000.

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, 924677 + ... + 927323.

Almost surely, 2^2451122000 is an apocalyptic number.

2451122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2451122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2970928896).

2451122000 is an abundant number, since it is smaller than the sum of its proper divisors (3490735792).

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

2451122000 is a wasteful number, since it uses less digits than its factorization.

2451122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3133 (or 3117 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 2451122000 is about 49508.8072972880. The cubic root of 2451122000 is about 1348.3055100349.

Adding to 2451122000 its reverse (2211542), we get a palindrome (2453333542).

The spelling of 2451122000 in words is "two billion, four hundred fifty-one million, one hundred twenty-two thousand".