201947102 has 16 divisors (see below), whose sum is σ = 347425152. Its totient is φ = 86241240.

The previous prime is 201947101. The next prime is 201947171. The reversal of 201947102 is 201749102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201947101) 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, 21524 + ... + 29447.

It is an arithmetic number, because the mean of its divisors is an integer number (21714072).

Almost surely, 2^201947102 is an apocalyptic number.

201947102 is a deficient number, since it is larger than the sum of its proper divisors (145478050).

201947102 is a wasteful number, since it uses less digits than its factorization.

201947102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51263.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 201947102 is about 14210.8093365579. The cubic root of 201947102 is about 586.6952090251.

The spelling of 201947102 in words is "two hundred one million, nine hundred forty-seven thousand, one hundred two".