211130031022 has 8 divisors (see below), whose sum is σ = 326911015872.
Its totient is φ = 102159692400.
The previous prime is 211130030999. The next prime is 211130031083. The reversal of 211130031022 is 220130031112.
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 = 211130030987 and 211130031005.
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, 1702661479 + ... + 1702661602.
It is an arithmetic number, because the mean of its divisors is an integer number (40863876984).
Almost surely, 2211130031022 is an apocalyptic number.
211130031022 is a deficient number, since it is larger than the sum of its proper divisors (115780984850).
211130031022 is a wasteful number, since it uses less digits than its factorization.
211130031022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3405323114.
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 211130031022 its reverse (220130031112), we get a palindrome (431260062134).
It can be divided in two parts, 21113003 and 1022, that added together give a square (21114025 = 45952).
The spelling of 211130031022 in words is "two hundred eleven billion, one hundred thirty million, thirty-one thousand, twenty-two".