101121212011122 has 32 divisors (see below), whose sum is σ = 226938693634560. Its totient is φ = 33373337295600.

The previous prime is 101121212011111. The next prime is 101121212011151. The reversal of 101121212011122 is 221110212121101.

It is a happy number.

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 = 101121212011095 and 101121212011104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9270366018 + ... + 9270376925.

It is an arithmetic number, because the mean of its divisors is an integer number (7091834176080).

Almost surely, 2^{101121212011122} is an apocalyptic number.

101121212011122 is an abundant number, since it is smaller than the sum of its proper divisors (125817481623438).

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

101121212011122 is a wasteful number, since it uses less digits than its factorization.

101121212011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18540743055 (or 18540743049 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 101121212011122 its reverse (221110212121101), we get a palindrome (322231424132223).

The spelling of 101121212011122 in words is "one hundred one trillion, one hundred twenty-one billion, two hundred twelve million, eleven thousand, one hundred twenty-two".