2211210021002 has 16 divisors (see below), whose sum is σ = 3516488708040. Its totient is φ = 1039216263168.

The previous prime is 2211210021001. The next prime is 2211210021017. The reversal of 2211210021002 is 2001200121122.

It can be written as a sum of positive squares in 4 ways, for example, as 1858529631841 + 352680389161 = 1363279^2 + 593869^2 .

It is not an unprimeable number, because it can be changed into a prime (2211210021001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42259673 + ... + 42311964.

Almost surely, 2^{2211210021002} is an apocalyptic number.

2211210021002 is a deficient number, since it is larger than the sum of its proper divisors (1305278687038).

2211210021002 is a wasteful number, since it uses less digits than its factorization.

2211210021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84572425.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2211210021002 its reverse (2001200121122), we get a palindrome (4212410142124).

The spelling of 2211210021002 in words is "two trillion, two hundred eleven billion, two hundred ten million, twenty-one thousand, two".