20202120220210 has 64 divisors (see below), whose sum is σ = 37247763168000. Its totient is φ = 7887039148800.

The previous prime is 20202120220199. The next prime is 20202120220241. The reversal of 20202120220210 is 1202202120202.

It is a super-2 number, since 2×20202120220210² (a number of 27 digits) contains 22 as substring.

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, 34149540 + ... + 34736080.

It is an arithmetic number, because the mean of its divisors is an integer number (581996299500).

Almost surely, 2^{20202120220210} is an apocalyptic number.

20202120220210 is a deficient number, since it is larger than the sum of its proper divisors (17045642947790).

20202120220210 is a wasteful number, since it uses less digits than its factorization.

20202120220210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587107.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20202120220210 its reverse (1202202120202), we get a palindrome (21404322340412).

The spelling of 20202120220210 in words is "twenty trillion, two hundred two billion, one hundred twenty million, two hundred twenty thousand, two hundred ten".