211314022020 has 48 divisors (see below), whose sum is σ = 657421403520. Its totient is φ = 56350405728.

The previous prime is 211314022019. The next prime is 211314022033. The reversal of 211314022020 is 20220413112.

It is a happy number.

211314022020 is a `hidden beast` number, since 211 + 31 + 402 + 2 + 0 + 20 = 666.

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 = 211314021984 and 211314022002.

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, 195660592 + ... + 195661671.

It is an arithmetic number, because the mean of its divisors is an integer number (13696279240).

Almost surely, 2^211314022020 is an apocalyptic number.

211314022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211314022020 is an abundant number, since it is smaller than the sum of its proper divisors (446107381500).

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

211314022020 is a wasteful number, since it uses less digits than its factorization.

211314022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391322281 (or 391322273 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 211314022020 its reverse (20220413112), we get a palindrome (231534435132).

The spelling of 211314022020 in words is "two hundred eleven billion, three hundred fourteen million, twenty-two thousand, twenty".