212401102 has 8 divisors (see below), whose sum is σ = 318791736. Its totient is φ = 106137192.

The previous prime is 212401097. The next prime is 212401103. The reversal of 212401102 is 201104212.

It is a happy number.

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

It is a super-2 number, since 2×212401102² = 90228456261628808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212401103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27373 + ... + 34264.

It is an arithmetic number, because the mean of its divisors is an integer number (39848967).

Almost surely, 2^212401102 is an apocalyptic number.

212401102 is a deficient number, since it is larger than the sum of its proper divisors (106390634).

212401102 is a wasteful number, since it uses less digits than its factorization.

212401102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63362.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 212401102 is about 14573.9871689253. The cubic root of 212401102 is about 596.6490066175.

Adding to 212401102 its reverse (201104212), we get a palindrome (413505314).

The spelling of 212401102 in words is "two hundred twelve million, four hundred one thousand, one hundred two".