190020012121301 has 8 divisors (see below), whose sum is σ = 190759591616640. Its totient is φ = 189281638136448.

The previous prime is 190020012121259. The next prime is 190020012121307. The reversal of 190020012121301 is 103121210020091.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-190020012121301 is a prime.

It is a super-3 number, since 3×190020012121301³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190020012121307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301061756 + ... + 301692261.

It is an arithmetic number, because the mean of its divisors is an integer number (23844948952080).

Almost surely, 2^{190020012121301} is an apocalyptic number.

It is an amenable number.

190020012121301 is a deficient number, since it is larger than the sum of its proper divisors (739579495339).

190020012121301 is an equidigital number, since it uses as much as digits as its factorization.

190020012121301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602755243.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 190020012121301 its reverse (103121210020091), we get a palindrome (293141222141392).

The spelling of 190020012121301 in words is "one hundred ninety trillion, twenty billion, twelve million, one hundred twenty-one thousand, three hundred one".