1121031401204 has 96 divisors (see below), whose sum is σ = 2346848404992. Its totient is φ = 465702864000.

The previous prime is 1121031401131. The next prime is 1121031401207. The reversal of 1121031401204 is 4021041301211.

It is a super-3 number, since 3×1121031401204³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121031401207) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6910229 + ... + 7070595.

It is an arithmetic number, because the mean of its divisors is an integer number (24446337552).

Almost surely, 2^{1121031401204} is an apocalyptic number.

It is an amenable number.

1121031401204 is an abundant number, since it is smaller than the sum of its proper divisors (1225817003788).

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

1121031401204 is a wasteful number, since it uses less digits than its factorization.

1121031401204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160518 (or 160494 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1121031401204 its reverse (4021041301211), we get a palindrome (5142072702415).

The spelling of 1121031401204 in words is "one trillion, one hundred twenty-one billion, thirty-one million, four hundred one thousand, two hundred four".