212001022 has 8 divisors (see below), whose sum is σ = 318070296. Its totient is φ = 105977592.

The previous prime is 212001019. The next prime is 212001059. The reversal of 212001022 is 220100212.

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

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, 4608 + ... + 21100.

It is an arithmetic number, because the mean of its divisors is an integer number (39758787).

Almost surely, 2^212001022 is an apocalyptic number.

212001022 is a deficient number, since it is larger than the sum of its proper divisors (106069274).

212001022 is a wasteful number, since it uses less digits than its factorization.

212001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22922.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 212001022 is about 14560.2548741428. The cubic root of 212001022 is about 596.2741539351.

Adding to 212001022 its reverse (220100212), we get a palindrome (432101234).

It can be divided in two parts, 21200 and 1022, that added together give a palindrome (22222).

The spelling of 212001022 in words is "two hundred twelve million, one thousand, twenty-two".