201161251052 has 6 divisors (see below), whose sum is σ = 352032189348. Its totient is φ = 100580625524.

The previous prime is 201161251021. The next prime is 201161251091. The reversal of 201161251052 is 250152161102.

201161251052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×201161251052² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25145156378 + ... + 25145156385.

It is an arithmetic number, because the mean of its divisors is an integer number (58672031558).

Almost surely, 2^201161251052 is an apocalyptic number.

It is an amenable number.

201161251052 is a deficient number, since it is larger than the sum of its proper divisors (150870938296).

201161251052 is a wasteful number, since it uses less digits than its factorization.

201161251052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50290312767 (or 50290312765 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

The spelling of 201161251052 in words is "two hundred one billion, one hundred sixty-one million, two hundred fifty-one thousand, fifty-two".