220121020212010 has 16 divisors (see below), whose sum is σ = 396231358317696. Its totient is φ = 88045403210128.

The previous prime is 220121020211971. The next prime is 220121020212043. The reversal of 220121020212010 is 10212020121022.

It is a happy number.

220121020212010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×220121020212010² (a number of 29 digits) contains 22 as substring.

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, 375301654 + ... + 375887713.

It is an arithmetic number, because the mean of its divisors is an integer number (24764459894856).

Almost surely, 2^{220121020212010} is an apocalyptic number.

220121020212010 is a deficient number, since it is larger than the sum of its proper divisors (176110338105686).

220121020212010 is a wasteful number, since it uses less digits than its factorization.

220121020212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751218677.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220121020212010 its reverse (10212020121022), we get a palindrome (230333040333032).

The spelling of 220121020212010 in words is "two hundred twenty trillion, one hundred twenty-one billion, twenty million, two hundred twelve thousand, ten".