1011120220201 has 32 divisors (see below), whose sum is σ = 1257252691968. Its totient is φ = 791789394240.

The previous prime is 1011120220183. The next prime is 1011120220223. The reversal of 1011120220201 is 1020220211101.

It is not a de Polignac number, because 1011120220201 - 2⁹ = 1011120219689 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 (1011120220291) 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, 16944720 + ... + 17004286.

It is an arithmetic number, because the mean of its divisors is an integer number (39289146624).

Almost surely, 2^{1011120220201} is an apocalyptic number.

It is an amenable number.

1011120220201 is a deficient number, since it is larger than the sum of its proper divisors (246132471767).

1011120220201 is a wasteful number, since it uses less digits than its factorization.

1011120220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61501.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1011120220201 its reverse (1020220211101), we get a palindrome (2031340431302).

It can be divided in two parts, 1011120 and 220201, that added together give a palindrome (1231321).

The spelling of 1011120220201 in words is "one trillion, eleven billion, one hundred twenty million, two hundred twenty thousand, two hundred one".