1225112153040 has 60 divisors (see below), whose sum is σ = 4114334983044. Its totient is φ = 326696573952.

The previous prime is 1225112152969. The next prime is 1225112153051. The reversal of 1225112153040 is 403512115221.

It is a happy number.

1225112153040 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 1 + 121 + 530 + 4 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 137154678336 + 1087957474704 = 370344^2 + 1043052^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a junction number, because it is equal to n+sod(n) for n = 1225112152995 and 1225112153013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 850771609 + ... + 850773048.

Almost surely, 2^{1225112153040} is an apocalyptic number.

1225112153040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1225112153040 is an abundant number, since it is smaller than the sum of its proper divisors (2889222830004).

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

1225112153040 is a wasteful number, since it uses less digits than its factorization.

1225112153040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701544676 (or 1701544667 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 1225112153040 its reverse (403512115221), we get a palindrome (1628624268261).

The spelling of 1225112153040 in words is "one trillion, two hundred twenty-five billion, one hundred twelve million, one hundred fifty-three thousand, forty".