101111102021122 has 8 divisors (see below), whose sum is σ = 151666796520972. Its totient is φ = 50555503180800.

The previous prime is 101111102021117. The next prime is 101111102021131. The reversal of 101111102021122 is 221120201111101.

It can be written as a sum of positive squares in 2 ways, for example, as 98299312989201 + 2811789031921 = 9914601^2 + 1676839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 101111102021096 and 101111102021105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21211279 + ... + 25537042.

Almost surely, 2^{101111102021122} is an apocalyptic number.

101111102021122 is a deficient number, since it is larger than the sum of its proper divisors (50555694499850).

101111102021122 is a wasteful number, since it uses less digits than its factorization.

101111102021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47829764.

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

Adding to 101111102021122 its reverse (221120201111101), we get a palindrome (322231303132223).

The spelling of 101111102021122 in words is "one hundred one trillion, one hundred eleven billion, one hundred two million, twenty-one thousand, one hundred twenty-two".