201125026254 has 16 divisors (see below), whose sum is σ = 402261133392. Its totient is φ = 67039828608.

The previous prime is 201125026253. The next prime is 201125026339. The reversal of 201125026254 is 452620521102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201125026253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215659 + ... + 669894.

It is an arithmetic number, because the mean of its divisors is an integer number (25141320837).

Almost surely, 2^201125026254 is an apocalyptic number.

201125026254 is an abundant number, since it is smaller than the sum of its proper divisors (201136107138).

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

201125026254 is a wasteful number, since it uses less digits than its factorization.

201125026254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923411.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 201125026254 its reverse (452620521102), we get a palindrome (653745547356).

The spelling of 201125026254 in words is "two hundred one billion, one hundred twenty-five million, twenty-six thousand, two hundred fifty-four".