202134206061 has 6 divisors (see below), whose sum is σ = 291971630990. Its totient is φ = 134756137368.

The previous prime is 202134206059. The next prime is 202134206077. The reversal of 202134206061 is 160602431202.

202134206061 is a `hidden beast` number, since 2 + 0 + 2 + 1 + 34 + 20 + 606 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 157236833961 + 44897372100 = 396531^2 + 211890^2 .

It is not a de Polignac number, because 202134206061 - 2¹ = 202134206059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202134206011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11229678106 + ... + 11229678123.

Almost surely, 2^202134206061 is an apocalyptic number.

It is an amenable number.

202134206061 is a deficient number, since it is larger than the sum of its proper divisors (89837424929).

202134206061 is a wasteful number, since it uses less digits than its factorization.

202134206061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22459356235 (or 22459356232 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 202134206061 its reverse (160602431202), we get a palindrome (362736637263).

The spelling of 202134206061 in words is "two hundred two billion, one hundred thirty-four million, two hundred six thousand, sixty-one".