2121031130332 has 24 divisors (see below), whose sum is σ = 3764237672160. Its totient is φ = 1045535877120.

The previous prime is 2121031130329. The next prime is 2121031130347. The reversal of 2121031130332 is 2330311301212.

It is a super-3 number, since 3×2121031130332³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7453644 + ... + 7732972.

It is an arithmetic number, because the mean of its divisors is an integer number (156843236340).

Almost surely, 2^{2121031130332} is an apocalyptic number.

It is an amenable number.

2121031130332 is a deficient number, since it is larger than the sum of its proper divisors (1643206541828).

2121031130332 is a wasteful number, since it uses less digits than its factorization.

2121031130332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306141 (or 306139 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2121031130332 its reverse (2330311301212), we get a palindrome (4451342431544).

The spelling of 2121031130332 in words is "two trillion, one hundred twenty-one billion, thirty-one million, one hundred thirty thousand, three hundred thirty-two".