201405022 has 16 divisors (see below), whose sum is σ = 371824992. Its totient is φ = 79676640.

The previous prime is 201405013. The next prime is 201405031. The reversal of 201405022 is 220504102.

It is an interprime number because it is at equal distance from previous prime (201405013) and next prime (201405031).

It is a junction number, because it is equal to n+sod(n) for n = 201404987 and 201405005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553129 + ... + 553492.

It is an arithmetic number, because the mean of its divisors is an integer number (23239062).

Almost surely, 2^201405022 is an apocalyptic number.

201405022 is a deficient number, since it is larger than the sum of its proper divisors (170419970).

201405022 is a wasteful number, since it uses less digits than its factorization.

201405022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106643.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 201405022 is about 14191.7237148981. The cubic root of 201405022 is about 586.1697897030.

Adding to 201405022 its reverse (220504102), we get a palindrome (421909124).

The spelling of 201405022 in words is "two hundred one million, four hundred five thousand, twenty-two".