1121305153050 has 288 divisors, whose sum is σ = 3209689566720. Its totient is φ = 279676108800.

The previous prime is 1121305153027. The next prime is 1121305153127. The reversal of 1121305153050 is 503515031211.

1121305153050 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 30 + 51 + 530 + 50 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1131488055 + ... + 1131489045.

It is an arithmetic number, because the mean of its divisors is an integer number (11144755440).

Almost surely, 2^{1121305153050} is an apocalyptic number.

1121305153050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121305153050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1604844783360).

1121305153050 is an abundant number, since it is smaller than the sum of its proper divisors (2088384413670).

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

1121305153050 is a wasteful number, since it uses less digits than its factorization.

1121305153050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798 (or 1790 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 27.

The spelling of 1121305153050 in words is "one trillion, one hundred twenty-one billion, three hundred five million, one hundred fifty-three thousand, fifty".