220101120020210 has 64 divisors (see below), whose sum is σ = 465449321361024. Its totient is φ = 73879347801600.

The previous prime is 220101120020209. The next prime is 220101120020251. The reversal of 220101120020210 is 12020021101022.

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, 150720350 + ... + 152173670.

It is an arithmetic number, because the mean of its divisors is an integer number (7272645646266).

Almost surely, 2^{220101120020210} is an apocalyptic number.

220101120020210 is an abundant number, since it is smaller than the sum of its proper divisors (245348201340814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220101120020210 is a wasteful number, since it uses less digits than its factorization.

220101120020210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1559259.

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

Adding to 220101120020210 its reverse (12020021101022), we get a palindrome (232121141121232).

The spelling of 220101120020210 in words is "two hundred twenty trillion, one hundred one billion, one hundred twenty million, twenty thousand, two hundred ten".