2221031051552 has 24 divisors (see below), whose sum is σ = 4372735715712. Its totient is φ = 1110494996800.

The previous prime is 2221031051549. The next prime is 2221031051563. The reversal of 2221031051552 is 2551501301222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1197677 + ... + 2424147.

It is an arithmetic number, because the mean of its divisors is an integer number (182197321488).

Almost surely, 2^{2221031051552} is an apocalyptic number.

It is an amenable number.

2221031051552 is a deficient number, since it is larger than the sum of its proper divisors (2151704664160).

2221031051552 is a wasteful number, since it uses less digits than its factorization.

2221031051552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283072 (or 1283064 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 2221031051552 its reverse (2551501301222), we get a palindrome (4772532352774).

The spelling of 2221031051552 in words is "two trillion, two hundred twenty-one billion, thirty-one million, fifty-one thousand, five hundred fifty-two".