220021001000210 has 64 divisors (see below), whose sum is σ = 414671685120000. Its totient is φ = 83894154117312.

The previous prime is 220021001000149. The next prime is 220021001000221. The reversal of 220021001000210 is 12000100120022.

It is a happy number.

It is a super-2 number, since 2×220021001000210² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220021001000191 and 220021001000200.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92009291 + ... + 94370289.

It is an arithmetic number, because the mean of its divisors is an integer number (6479245080000).

Almost surely, 2^{220021001000210} is an apocalyptic number.

220021001000210 is a deficient number, since it is larger than the sum of its proper divisors (194650684119790).

220021001000210 is a wasteful number, since it uses less digits than its factorization.

220021001000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362415.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220021001000210 its reverse (12000100120022), we get a palindrome (232021101120232).

The spelling of 220021001000210 in words is "two hundred twenty trillion, twenty-one billion, one million, two hundred ten", and thus it is an aban number.