1011311022 has 8 divisors (see below), whose sum is σ = 2022622056. Its totient is φ = 337103672.

The previous prime is 1011310981. The next prime is 1011311057. The reversal of 1011311022 is 2201131101.

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

1011311022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1011310989 and 1011311007.

It is a congruent number.

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, 84275913 + ... + 84275924.

It is an arithmetic number, because the mean of its divisors is an integer number (252827757).

Almost surely, 2^1011311022 is an apocalyptic number.

1011311022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1011311022 is a wasteful number, since it uses less digits than its factorization.

1011311022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168551842.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 1011311022 is about 31801.1166785067. The cubic root of 1011311022 is about 1003.7562138585.

Adding to 1011311022 its reverse (2201131101), we get a palindrome (3212442123).

The spelling of 1011311022 in words is "one billion, eleven million, three hundred eleven thousand, twenty-two".