1031120200201 has 32 divisors (see below), whose sum is σ = 1293352220160. Its totient is φ = 800230040064.

The previous prime is 1031120200169. The next prime is 1031120200211. The reversal of 1031120200201 is 1020020211301.

It is not a de Polignac number, because 1031120200201 - 2⁵ = 1031120200169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (1031120200211) 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, 20004180 + ... + 20055658.

It is an arithmetic number, because the mean of its divisors is an integer number (40417256880).

Almost surely, 2^{1031120200201} is an apocalyptic number.

It is an amenable number.

1031120200201 is a deficient number, since it is larger than the sum of its proper divisors (262232019959).

1031120200201 is a wasteful number, since it uses less digits than its factorization.

1031120200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55705.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1031120200201 its reverse (1020020211301), we get a palindrome (2051140411502).

It can be divided in two parts, 1031120 and 200201, that added together give a palindrome (1231321).

The spelling of 1031120200201 in words is "one trillion, thirty-one billion, one hundred twenty million, two hundred thousand, two hundred one".