1011112211022 has 16 divisors (see below), whose sum is σ = 2025854993232. Its totient is φ = 336432308480.

The previous prime is 1011112211003. The next prime is 1011112211029. The reversal of 1011112211022 is 2201122111101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1011112210992 and 1011112211010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011112211029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151270179 + ... + 151276862.

It is an arithmetic number, because the mean of its divisors is an integer number (126615937077).

Almost surely, 2^{1011112211022} is an apocalyptic number.

1011112211022 is an abundant number, since it is smaller than the sum of its proper divisors (1014742782210).

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

1011112211022 is a wasteful number, since it uses less digits than its factorization.

1011112211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302547603.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1011112211022 its reverse (2201122111101), we get a palindrome (3212234322123).

The spelling of 1011112211022 in words is "one trillion, eleven billion, one hundred twelve million, two hundred eleven thousand, twenty-two".