201060434621 has 4 divisors (see below), whose sum is σ = 209802192672. Its totient is φ = 192318676572.

The previous prime is 201060434611. The next prime is 201060434629. The reversal of 201060434621 is 126434060102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201060434621 - 2¹⁰ = 201060433597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201060434629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4370878991 + ... + 4370879036.

It is an arithmetic number, because the mean of its divisors is an integer number (52450548168).

Almost surely, 2^201060434621 is an apocalyptic number.

It is an amenable number.

201060434621 is a deficient number, since it is larger than the sum of its proper divisors (8741758051).

201060434621 is an equidigital number, since it uses as much as digits as its factorization.

201060434621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8741758050.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 201060434621 its reverse (126434060102), we get a palindrome (327494494723).

The spelling of 201060434621 in words is "two hundred one billion, sixty million, four hundred thirty-four thousand, six hundred twenty-one".