1131200001002 has 16 divisors (see below), whose sum is σ = 1791252563040. Its totient is φ = 534287389968.

The previous prime is 1131200000933. The next prime is 1131200001013. The reversal of 1131200001002 is 2001000021311.

It is a super-2 number, since 2×1131200001002² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42880793 + ... + 42907164.

It is an arithmetic number, because the mean of its divisors is an integer number (111953285190).

Almost surely, 2^{1131200001002} is an apocalyptic number.

1131200001002 is a deficient number, since it is larger than the sum of its proper divisors (660052562038).

1131200001002 is a wasteful number, since it uses less digits than its factorization.

1131200001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85788325.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 1131200001002 its reverse (2001000021311), we get a palindrome (3132200022313).

The spelling of 1131200001002 in words is "one trillion, one hundred thirty-one billion, two hundred million, one thousand, two".