1121025554052 has 48 divisors (see below), whose sum is σ = 2714738093760. Its totient is φ = 359614588032.

The previous prime is 1121025554041. The next prime is 1121025554053. The reversal of 1121025554052 is 2504555201211.

It is not an unprimeable number, because it can be changed into a prime (1121025554053) 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, 5139643 + ... + 5353314.

It is an arithmetic number, because the mean of its divisors is an integer number (56557043620).

Almost surely, 2^{1121025554052} is an apocalyptic number.

1121025554052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121025554052 is an abundant number, since it is smaller than the sum of its proper divisors (1593712539708).

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

1121025554052 is a wasteful number, since it uses less digits than its factorization.

1121025554052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10493300 (or 10493298 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 1121025554052 in words is "one trillion, one hundred twenty-one billion, twenty-five million, five hundred fifty-four thousand, fifty-two".