1203001013112 has 32 divisors (see below), whose sum is σ = 3007555774080. Its totient is φ = 400993238880.

The previous prime is 1203001013101. The next prime is 1203001013113. The reversal of 1203001013112 is 2113101003021.

It is a happy number.

It is a super-2 number, since 2×1203001013112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1203001013091 and 1203001013100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203001013113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041783 + ... + 1868505.

It is an arithmetic number, because the mean of its divisors is an integer number (93986117940).

Almost surely, 2^{1203001013112} is an apocalyptic number.

1203001013112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1203001013112 is an abundant number, since it is smaller than the sum of its proper divisors (1804554760968).

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

1203001013112 is a wasteful number, since it uses less digits than its factorization.

1203001013112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887363 (or 887359 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1203001013112 its reverse (2113101003021), we get a palindrome (3316102016133).

The spelling of 1203001013112 in words is "one trillion, two hundred three billion, one million, thirteen thousand, one hundred twelve".