1203011132131 has 4 divisors (see below), whose sum is σ = 1203021580432. Its totient is φ = 1203000683832.

The previous prime is 1203011132119. The next prime is 1203011132137. The reversal of 1203011132131 is 1312311103021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1203011132131 - 2¹⁵ = 1203011099363 is a prime.

It is a super-2 number, since 2×1203011132131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1203011132099 and 1203011132108.

It is not an unprimeable number, because it can be changed into a prime (1203011132137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5049495 + ... + 5282368.

It is an arithmetic number, because the mean of its divisors is an integer number (300755395108).

Almost surely, 2^{1203011132131} is an apocalyptic number.

1203011132131 is a deficient number, since it is larger than the sum of its proper divisors (10448301).

1203011132131 is a wasteful number, since it uses less digits than its factorization.

1203011132131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10448300.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1203011132131 its reverse (1312311103021), we get a palindrome (2515322235152).

The spelling of 1203011132131 in words is "one trillion, two hundred three billion, eleven million, one hundred thirty-two thousand, one hundred thirty-one".