201435250122 has 24 divisors (see below), whose sum is σ = 436455375876. Its totient is φ = 67143185856.

The previous prime is 201435250109. The next prime is 201435250139. The reversal of 201435250122 is 221052534102.

201435250122 is a `hidden beast` number, since 2 + 0 + 14 + 3 + 525 + 0 + 122 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 189138879801 + 12296370321 = 434901^2 + 110889^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 592918 + ... + 868574.

Almost surely, 2^201435250122 is an apocalyptic number.

201435250122 is an abundant number, since it is smaller than the sum of its proper divisors (235020125754).

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

201435250122 is a wasteful number, since it uses less digits than its factorization.

201435250122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316262 (or 316259 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 201435250122 its reverse (221052534102), we get a palindrome (422487784224).

The spelling of 201435250122 in words is "two hundred one billion, four hundred thirty-five million, two hundred fifty thousand, one hundred twenty-two".