2221012551334 has 8 divisors (see below), whose sum is σ = 3368951623080. Its totient is φ = 1098028676976.

The previous prime is 2221012551319. The next prime is 2221012551337. The reversal of 2221012551334 is 4331552101222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2221012551296 and 2221012551305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221012551337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6238799124 + ... + 6238799479.

It is an arithmetic number, because the mean of its divisors is an integer number (421118952885).

Almost surely, 2^{2221012551334} is an apocalyptic number.

2221012551334 is a deficient number, since it is larger than the sum of its proper divisors (1147939071746).

2221012551334 is a wasteful number, since it uses less digits than its factorization.

2221012551334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12477598694.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 2221012551334 its reverse (4331552101222), we get a palindrome (6552564652556).

The spelling of 2221012551334 in words is "two trillion, two hundred twenty-one billion, twelve million, five hundred fifty-one thousand, three hundred thirty-four".