1131201022030 has 128 divisors (see below), whose sum is σ = 2255993026560. Its totient is φ = 406586818560.

The previous prime is 1131201022001. The next prime is 1131201022037. The reversal of 1131201022030 is 302201021311.

It is a junction number, because it is equal to n+sod(n) for n = 1131201021995 and 1131201022013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131201022037) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 151084947 + ... + 151092433.

It is an arithmetic number, because the mean of its divisors is an integer number (17624945520).

Almost surely, 2^{1131201022030} is an apocalyptic number.

1131201022030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131201022030 is a deficient number, since it is larger than the sum of its proper divisors (1124792004530).

1131201022030 is a wasteful number, since it uses less digits than its factorization.

1131201022030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8014.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1131201022030 its reverse (302201021311), we get a palindrome (1433402043341).

The spelling of 1131201022030 in words is "one trillion, one hundred thirty-one billion, two hundred one million, twenty-two thousand, thirty".