511214022 has 48 divisors (see below), whose sum is σ = 1210023360. Its totient is φ = 154695600.

The previous prime is 511214017. The next prime is 511214051. The reversal of 511214022 is 220412115.

It is a super-2 number, since 2×511214022² = 522679552578832968, which contains 22 as substring.

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 = 511213986 and 511214004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 190929 + ... + 193587.

It is an arithmetic number, because the mean of its divisors is an integer number (25208820).

Almost surely, 2^511214022 is an apocalyptic number.

511214022 is an abundant number, since it is smaller than the sum of its proper divisors (698809338).

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

511214022 is a wasteful number, since it uses less digits than its factorization.

511214022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3649 (or 3646 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 511214022 is about 22610.0425032772. The cubic root of 511214022 is about 799.5904268064.

Adding to 511214022 its reverse (220412115), we get a palindrome (731626137).

The spelling of 511214022 in words is "five hundred eleven million, two hundred fourteen thousand, twenty-two".