1130200121142 has 16 divisors (see below), whose sum is σ = 2511555824880. Its totient is φ = 376733373696.

The previous prime is 1130200121131. The next prime is 1130200121147. The reversal of 1130200121142 is 2411210020311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130200121147) 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, 10464815883 + ... + 10464815990.

It is an arithmetic number, because the mean of its divisors is an integer number (156972239055).

Almost surely, 2^{1130200121142} is an apocalyptic number.

1130200121142 is an abundant number, since it is smaller than the sum of its proper divisors (1381355703738).

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

1130200121142 is a wasteful number, since it uses less digits than its factorization.

1130200121142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20929631884 (or 20929631878 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1130200121142 its reverse (2411210020311), we get a palindrome (3541410141453).

The spelling of 1130200121142 in words is "one trillion, one hundred thirty billion, two hundred million, one hundred twenty-one thousand, one hundred forty-two".