201061403602 has 16 divisors (see below), whose sum is σ = 303820483680. Its totient is φ = 99788188608.

The previous prime is 201061403581. The next prime is 201061403633. The reversal of 201061403602 is 206304160102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1430458 + ... + 1564714.

It is an arithmetic number, because the mean of its divisors is an integer number (18988780230).

Almost surely, 2^201061403602 is an apocalyptic number.

201061403602 is a deficient number, since it is larger than the sum of its proper divisors (102759080078).

201061403602 is a wasteful number, since it uses less digits than its factorization.

201061403602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139785.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 201061403602 its reverse (206304160102), we get a palindrome (407365563704).

The spelling of 201061403602 in words is "two hundred one billion, sixty-one million, four hundred three thousand, six hundred two".