1010201111020 has 24 divisors (see below), whose sum is σ = 2166558980544. Its totient is φ = 395482987776.

The previous prime is 1010201110987. The next prime is 1010201111147. The reversal of 1010201111020 is 201111020101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1010201110988 and 1010201111006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 537340077 + ... + 537341956.

It is an arithmetic number, because the mean of its divisors is an integer number (90273290856).

Almost surely, 2^{1010201111020} is an apocalyptic number.

1010201111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010201111020 is an abundant number, since it is smaller than the sum of its proper divisors (1156357869524).

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

1010201111020 is a wasteful number, since it uses less digits than its factorization.

1010201111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074682089 (or 1074682087 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1010201111020 its reverse (201111020101), we get a palindrome (1211312131121).

The spelling of 1010201111020 in words is "one trillion, ten billion, two hundred one million, one hundred eleven thousand, twenty".