3520120201031 has 8 divisors (see below), whose sum is σ = 4079656410624. Its totient is φ = 2974749465240.

The previous prime is 3520120200991. The next prime is 3520120201067. The reversal of 3520120201031 is 1301020210253.

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

It is not a de Polignac number, because 3520120201031 - 2³⁸ = 3245242294087 is a prime.

It is a super-2 number, since 2×3520120201031² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3520120200994 and 3520120201012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520120201231) 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, 3541367915 + ... + 3541368908.

It is an arithmetic number, because the mean of its divisors is an integer number (509957051328).

Almost surely, 2^{3520120201031} is an apocalyptic number.

3520120201031 is a deficient number, since it is larger than the sum of its proper divisors (559536209593).

3520120201031 is an equidigital number, since it uses as much as digits as its factorization.

3520120201031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7082736901.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 3520120201031 its reverse (1301020210253), we get a palindrome (4821140411284).

The spelling of 3520120201031 in words is "three trillion, five hundred twenty billion, one hundred twenty million, two hundred one thousand, thirty-one".