4012745881122 has 96 divisors (see below), whose sum is σ = 10216048677120. Its totient is φ = 1125194081760.

The previous prime is 4012745881121. The next prime is 4012745881153. The reversal of 4012745881122 is 2211885472104.

4012745881122 is a `hidden beast` number, since 40 + 1 + 2 + 7 + 4 + 588 + 1 + 1 + 22 = 666.

It is a super-2 number, since 2×4012745881122² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4012745881121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12241168 + ... + 12564699.

It is an arithmetic number, because the mean of its divisors is an integer number (106417173720).

Almost surely, 2^{4012745881122} is an apocalyptic number.

4012745881122 is an abundant number, since it is smaller than the sum of its proper divisors (6203302795998).

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

4012745881122 is a wasteful number, since it uses less digits than its factorization.

4012745881122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24805948 (or 24805945 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 45.

The spelling of 4012745881122 in words is "four trillion, twelve billion, seven hundred forty-five million, eight hundred eighty-one thousand, one hundred twenty-two".