155214202133 has 16 divisors (see below), whose sum is σ = 164387045376. Its totient is φ = 146247042480.

The previous prime is 155214202097. The next prime is 155214202139. The reversal of 155214202133 is 331202412551.

It is a cyclic number.

It is not a de Polignac number, because 155214202133 - 2³⁴ = 138034332949 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155214202096 and 155214202105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155214202139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1858316 + ... + 1940042.

It is an arithmetic number, because the mean of its divisors is an integer number (10274190336).

Almost surely, 2^155214202133 is an apocalyptic number.

It is an amenable number.

155214202133 is a deficient number, since it is larger than the sum of its proper divisors (9172843243).

155214202133 is a wasteful number, since it uses less digits than its factorization.

155214202133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82984.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 155214202133 its reverse (331202412551), we get a palindrome (486416614684).

The spelling of 155214202133 in words is "one hundred fifty-five billion, two hundred fourteen million, two hundred two thousand, one hundred thirty-three".