152100042210321 has 16 divisors (see below), whose sum is σ = 207746778915648. Its totient is φ = 98926675865600.

The previous prime is 152100042210317. The next prime is 152100042210349. The reversal of 152100042210321 is 123012240001251.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 152100042210321 - 2² = 152100042210317 is a prime.

It is a super-2 number, since 2×152100042210321² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 152100042210291 and 152100042210300.

It is not an unprimeable number, because it can be changed into a prime (152100042210301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113426641 + ... + 114759761.

It is an arithmetic number, because the mean of its divisors is an integer number (12984173682228).

Almost surely, 2^{152100042210321} is an apocalyptic number.

It is an amenable number.

152100042210321 is a deficient number, since it is larger than the sum of its proper divisors (55646736705327).

152100042210321 is a wasteful number, since it uses less digits than its factorization.

152100042210321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2260752.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 152100042210321 its reverse (123012240001251), we get a palindrome (275112282211572).

The spelling of 152100042210321 in words is "one hundred fifty-two trillion, one hundred billion, forty-two million, two hundred ten thousand, three hundred twenty-one".