220101012221210 has 16 divisors (see below), whose sum is σ = 396198178039296. Its totient is φ = 88036770212688.

The previous prime is 220101012221143. The next prime is 220101012221249. The reversal of 220101012221210 is 12122210101022.

It is a Curzon number.

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, 454080134 + ... + 454564593.

It is an arithmetic number, because the mean of its divisors is an integer number (24762386127456).

Almost surely, 2^{220101012221210} is an apocalyptic number.

220101012221210 is a deficient number, since it is larger than the sum of its proper divisors (176097165818086).

220101012221210 is a wasteful number, since it uses less digits than its factorization.

220101012221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908668957.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220101012221210 its reverse (12122210101022), we get a palindrome (232223222322232).

The spelling of 220101012221210 in words is "two hundred twenty trillion, one hundred one billion, twelve million, two hundred twenty-one thousand, two hundred ten".