221021000022002 has 8 divisors (see below), whose sum is σ = 331536228909312. Its totient is φ = 110508923718900.

The previous prime is 221021000021981. The next prime is 221021000022073. The reversal of 221021000022002 is 200220000120122.

221021000022002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 787970774 + ... + 788251217.

It is an arithmetic number, because the mean of its divisors is an integer number (41442028613664).

Almost surely, 2^{221021000022002} is an apocalyptic number.

221021000022002 is a deficient number, since it is larger than the sum of its proper divisors (110515228887310).

221021000022002 is a wasteful number, since it uses less digits than its factorization.

221021000022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576292104.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 221021000022002 its reverse (200220000120122), we get a palindrome (421241000142124).

The spelling of 221021000022002 in words is "two hundred twenty-one trillion, twenty-one billion, twenty-two thousand, two".