147020421260233 has 4 divisors (see below), whose sum is σ = 147020555325060. Its totient is φ = 147020287195408.

The previous prime is 147020421260203. The next prime is 147020421260239. The reversal of 147020421260233 is 332062124020741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 83652023237904 + 63368398022329 = 9146148^2 + 7960427^2 .

It is a cyclic number.

It is not a de Polignac number, because 147020421260233 - 2⁵ = 147020421260201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147020421260192 and 147020421260201.

It is not an unprimeable number, because it can be changed into a prime (147020421260239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65373778 + ... + 67585291.

It is an arithmetic number, because the mean of its divisors is an integer number (36755138831265).

Almost surely, 2^{147020421260233} is an apocalyptic number.

It is an amenable number.

147020421260233 is a deficient number, since it is larger than the sum of its proper divisors (134064827).

147020421260233 is a wasteful number, since it uses less digits than its factorization.

147020421260233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134064826.

The product of its (nonzero) digits is 96768, while the sum is 37.

Adding to 147020421260233 its reverse (332062124020741), we get a palindrome (479082545280974).

The spelling of 147020421260233 in words is "one hundred forty-seven trillion, twenty billion, four hundred twenty-one million, two hundred sixty thousand, two hundred thirty-three".