1131201303124 has 6 divisors (see below), whose sum is σ = 1979602280474. Its totient is φ = 565600651560.

The previous prime is 1131201303103. The next prime is 1131201303143. The reversal of 1131201303124 is 4213031021311.

It can be written as a sum of positive squares in only one way, i.e., 1086222528400 + 44978774724 = 1042220^2 + 212082^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1131201303095 and 1131201303104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141400162887 + ... + 141400162894.

Almost surely, 2^{1131201303124} is an apocalyptic number.

It is an amenable number.

1131201303124 is a deficient number, since it is larger than the sum of its proper divisors (848400977350).

1131201303124 is a wasteful number, since it uses less digits than its factorization.

1131201303124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282800325785 (or 282800325783 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1131201303124 its reverse (4213031021311), we get a palindrome (5344232324435).

The spelling of 1131201303124 in words is "one trillion, one hundred thirty-one billion, two hundred one million, three hundred three thousand, one hundred twenty-four".