2210021021002 has 16 divisors (see below), whose sum is σ = 3349760391432. Its totient is φ = 1093437987840.

The previous prime is 2210021020973. The next prime is 2210021021051. The reversal of 2210021021002 is 2001201200122.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2002822174521 + 207198846481 = 1415211^2 + 455191^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240252 + ... + 2116072.

Almost surely, 2^{2210021021002} is an apocalyptic number.

2210021021002 is a deficient number, since it is larger than the sum of its proper divisors (1139739370430).

2210021021002 is a wasteful number, since it uses less digits than its factorization.

2210021021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881993.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2210021021002 its reverse (2001201200122), we get a palindrome (4211222221124).

The spelling of 2210021021002 in words is "two trillion, two hundred ten billion, twenty-one million, twenty-one thousand, two".