1111202020101 has 8 divisors (see below), whose sum is σ = 1483065286560. Its totient is φ = 740070050192.

The previous prime is 1111202020091. The next prime is 1111202020129. The reversal of 1111202020101 is 1010202021111.

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

It is a cyclic number.

It is not a de Polignac number, because 1111202020101 - 2⁹ = 1111202019589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111202020001) 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, 182820591 + ... + 182826668.

It is an arithmetic number, because the mean of its divisors is an integer number (185383160820).

Almost surely, 2^{1111202020101} is an apocalyptic number.

It is an amenable number.

1111202020101 is a deficient number, since it is larger than the sum of its proper divisors (371863266459).

1111202020101 is a wasteful number, since it uses less digits than its factorization.

1111202020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365648275.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1111202020101 its reverse (1010202021111), we get a palindrome (2121404041212).

It can be divided in two parts, 11112020 and 20101, that added together give a triangular number (11132121 = T₄₇₁₈).

The spelling of 1111202020101 in words is "one trillion, one hundred eleven billion, two hundred two million, twenty thousand, one hundred one".