21121130262032 has 40 divisors (see below), whose sum is σ = 41794851422592. Its totient is φ = 10335383408000.

The previous prime is 21121130262019. The next prime is 21121130262059. The reversal of 21121130262032 is 23026203112112.

It is a super-2 number, since 2×21121130262032² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21121130261992 and 21121130262010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15507782 + ... + 16814682.

Almost surely, 2^{21121130262032} is an apocalyptic number.

It is an amenable number.

21121130262032 is a deficient number, since it is larger than the sum of its proper divisors (20673721160560).

21121130262032 is a wasteful number, since it uses less digits than its factorization.

21121130262032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328447 (or 1328441 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 21121130262032 its reverse (23026203112112), we get a palindrome (44147333374144).

The spelling of 21121130262032 in words is "twenty-one trillion, one hundred twenty-one billion, one hundred thirty million, two hundred sixty-two thousand, thirty-two".