2221301211002 has 4 divisors (see below), whose sum is σ = 3331951816506. Its totient is φ = 1110650605500.

The previous prime is 2221301210981. The next prime is 2221301211043. The reversal of 2221301211002 is 2001121031222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2066639131561 + 154662079441 = 1437581^2 + 393271^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555325302749 + ... + 555325302752.

Almost surely, 2^{2221301211002} is an apocalyptic number.

2221301211002 is a deficient number, since it is larger than the sum of its proper divisors (1110650605504).

2221301211002 is a wasteful number, since it uses less digits than its factorization.

2221301211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110650605503.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2221301211002 its reverse (2001121031222), we get a palindrome (4222422242224).

The spelling of 2221301211002 in words is "two trillion, two hundred twenty-one billion, three hundred one million, two hundred eleven thousand, two".