133333101 has 32 divisors (see below), whose sum is σ = 218557440. Its totient is φ = 79657200.

The previous prime is 133333099. The next prime is 133333103. The reversal of 133333101 is 101333331.

133333101 is a `hidden beast` number, since 1 + 333 + 331 + 0 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (133333099) and next prime (133333103).

It is not a de Polignac number, because 133333101 - 2¹ = 133333099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133333103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17926 + ... + 24248.

It is an arithmetic number, because the mean of its divisors is an integer number (6829920).

Almost surely, 2^133333101 is an apocalyptic number.

133333101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

133333101 is a deficient number, since it is larger than the sum of its proper divisors (85224339).

133333101 is a wasteful number, since it uses less digits than its factorization.

133333101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6414 (or 6408 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

The square root of 133333101 is about 11546.9953234597. The cubic root of 133333101 is about 510.8726581968.

Adding to 133333101 its reverse (101333331), we get a palindrome (234666432).

The spelling of 133333101 in words is "one hundred thirty-three million, three hundred thirty-three thousand, one hundred one".