2112150354402 has 32 divisors (see below), whose sum is σ = 4608771255360. Its totient is φ = 639984005120.

The previous prime is 2112150354371. The next prime is 2112150354407. The reversal of 2112150354402 is 2044530512112.

It is a super-2 number, since 2×2112150354402² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2112150354402.

It is not an unprimeable number, because it can be changed into a prime (2112150354407) 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, 845127 + ... + 2222282.

It is an arithmetic number, because the mean of its divisors is an integer number (144024101730).

Almost surely, 2^{2112150354402} is an apocalyptic number.

2112150354402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2112150354402 is an abundant number, since it is smaller than the sum of its proper divisors (2496620900958).

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

2112150354402 is a wasteful number, since it uses less digits than its factorization.

2112150354402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077858.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 2112150354402 its reverse (2044530512112), we get a palindrome (4156680866514).

The spelling of 2112150354402 in words is "two trillion, one hundred twelve billion, one hundred fifty million, three hundred fifty-four thousand, four hundred two".