20220001220122 has 16 divisors (see below), whose sum is σ = 33428380652352. Its totient is φ = 9096157998720.

The previous prime is 20220001220119. The next prime is 20220001220141. The reversal of 20220001220122 is 22102210002202.

It is a junction number, because it is equal to n+sod(n) for n = 20220001220096 and 20220001220105.

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, 4737580158 + ... + 4737584425.

It is an arithmetic number, because the mean of its divisors is an integer number (2089273790772).

Almost surely, 2^{20220001220122} is an apocalyptic number.

20220001220122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20220001220122 is a deficient number, since it is larger than the sum of its proper divisors (13208379432230).

20220001220122 is a wasteful number, since it uses less digits than its factorization.

20220001220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9475164693.

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

Adding to 20220001220122 its reverse (22102210002202), we get a palindrome (42322211222324).

The spelling of 20220001220122 in words is "twenty trillion, two hundred twenty billion, one million, two hundred twenty thousand, one hundred twenty-two".