2051350412120 has 64 divisors (see below), whose sum is σ = 4672637258400. Its totient is φ = 810429004800.

The previous prime is 2051350412101. The next prime is 2051350412123. The reversal of 2051350412120 is 212140531502.

It is a self number, because there is not a number n which added to its sum of digits gives 2051350412120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051350412123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1031627 + ... + 2273093.

Almost surely, 2^{2051350412120} is an apocalyptic number.

2051350412120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2051350412120 is an abundant number, since it is smaller than the sum of its proper divisors (2621286846280).

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

2051350412120 is a wasteful number, since it uses less digits than its factorization.

2051350412120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241988 (or 1241984 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 2051350412120 its reverse (212140531502), we get a palindrome (2263490943622).

The spelling of 2051350412120 in words is "two trillion, fifty-one billion, three hundred fifty million, four hundred twelve thousand, one hundred twenty".