1011211111022 has 32 divisors (see below), whose sum is σ = 1749125193984. Its totient is φ = 429472310400.

The previous prime is 1011211111019. The next prime is 1011211111067. The reversal of 1011211111022 is 2201111121101.

1011211111022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1011211111022² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1011211110988 and 1011211111006.

It is a congruent number.

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, 10537397 + ... + 10632927.

It is an arithmetic number, because the mean of its divisors is an integer number (54660162312).

Almost surely, 2^{1011211111022} is an apocalyptic number.

1011211111022 is a deficient number, since it is larger than the sum of its proper divisors (737914082962).

1011211111022 is a wasteful number, since it uses less digits than its factorization.

1011211111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102344.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1011211111022 its reverse (2201111121101), we get a palindrome (3212322232123).

The spelling of 1011211111022 in words is "one trillion, eleven billion, two hundred eleven million, one hundred eleven thousand, twenty-two".