2123221020332 has 24 divisors (see below), whose sum is σ = 3728500414800. Its totient is φ = 1057935542976.

The previous prime is 2123221020299. The next prime is 2123221020341. The reversal of 2123221020332 is 2330201223212.

It is a junction number, because it is equal to n+sod(n) for n = 2123221020298 and 2123221020307.

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, 37544894 + ... + 37601402.

It is an arithmetic number, because the mean of its divisors is an integer number (155354183950).

Almost surely, 2^{2123221020332} is an apocalyptic number.

It is an amenable number.

2123221020332 is a deficient number, since it is larger than the sum of its proper divisors (1605279394468).

2123221020332 is a wasteful number, since it uses less digits than its factorization.

2123221020332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88865 (or 88863 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 2123221020332 its reverse (2330201223212), we get a palindrome (4453422243544).

The spelling of 2123221020332 in words is "two trillion, one hundred twenty-three billion, two hundred twenty-one million, twenty thousand, three hundred thirty-two".