101011122220122 has 96 divisors (see below), whose sum is σ = 228559818913920. Its totient is φ = 32180105865600.

The previous prime is 101011122220117. The next prime is 101011122220189. The reversal of 101011122220122 is 221022221110101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 101011122220095 and 101011122220104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2678113608 + ... + 2678151324.

It is an arithmetic number, because the mean of its divisors is an integer number (2380831447020).

Almost surely, 2^{101011122220122} is an apocalyptic number.

101011122220122 is an abundant number, since it is smaller than the sum of its proper divisors (127548696693798).

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

101011122220122 is a wasteful number, since it uses less digits than its factorization.

101011122220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42868 (or 42865 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 101011122220122 its reverse (221022221110101), we get a palindrome (322033343330223).

The spelling of 101011122220122 in words is "one hundred one trillion, eleven billion, one hundred twenty-two million, two hundred twenty thousand, one hundred twenty-two".