3031201111020 has 96 divisors (see below), whose sum is σ = 9124153113600. Its totient is φ = 749483979264.

The previous prime is 3031201111007. The next prime is 3031201111021. The reversal of 3031201111020 is 201111021303.

It is a happy number.

3031201111020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (3031201111021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28233105 + ... + 28340264.

It is an arithmetic number, because the mean of its divisors is an integer number (95043261600).

Almost surely, 2^{3031201111020} is an apocalyptic number.

3031201111020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3031201111020 is an abundant number, since it is smaller than the sum of its proper divisors (6092952002580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3031201111020 is a wasteful number, since it uses less digits than its factorization.

3031201111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56573447 (or 56573445 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 3031201111020 its reverse (201111021303), we get a palindrome (3232312132323).

The spelling of 3031201111020 in words is "three trillion, thirty-one billion, two hundred one million, one hundred eleven thousand, twenty".