1121401331130 has 64 divisors (see below), whose sum is σ = 2748903505920. Its totient is φ = 292648271424.

The previous prime is 1121401331101. The next prime is 1121401331131. The reversal of 1121401331130 is 311331041211.

It is a junction number, because it is equal to n+sod(n) for n = 1121401331097 and 1121401331106.

It is not an unprimeable number, because it can be changed into a prime (1121401331131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16303351 + ... + 16371989.

It is an arithmetic number, because the mean of its divisors is an integer number (42951617280).

Almost surely, 2^{1121401331130} is an apocalyptic number.

1121401331130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121401331130 is an abundant number, since it is smaller than the sum of its proper divisors (1627502174790).

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

1121401331130 is a wasteful number, since it uses less digits than its factorization.

1121401331130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80283.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1121401331130 its reverse (311331041211), we get a palindrome (1432732372341).

The spelling of 1121401331130 in words is "one trillion, one hundred twenty-one billion, four hundred one million, three hundred thirty-one thousand, one hundred thirty".