1203157011132 has 72 divisors (see below), whose sum is σ = 3089069767056. Its totient is φ = 394789711104.

The previous prime is 1203157011083. The next prime is 1203157011137. The reversal of 1203157011132 is 2311107513021.

1203157011132 is a `hidden beast` number, since 1 + 20 + 31 + 570 + 1 + 11 + 32 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1203157011096 and 1203157011105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203157011137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100848 + ... + 1554504.

Almost surely, 2^{1203157011132} is an apocalyptic number.

1203157011132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1203157011132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1544534883528).

1203157011132 is an abundant number, since it is smaller than the sum of its proper divisors (1885912755924).

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

1203157011132 is a wasteful number, since it uses less digits than its factorization.

1203157011132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454027 (or 1454022 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The spelling of 1203157011132 in words is "one trillion, two hundred three billion, one hundred fifty-seven million, eleven thousand, one hundred thirty-two".