20200001111010 has 96 divisors (see below), whose sum is σ = 62632550073600. Its totient is φ = 4416397755264.

The previous prime is 20200001110999. The next prime is 20200001111011. The reversal of 20200001111010 is 1011110000202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 20200001110983 and 20200001111001.

It is not an unprimeable number, because it can be changed into a prime (20200001111011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 697017985 + ... + 697046964.

It is an arithmetic number, because the mean of its divisors is an integer number (652422396600).

Almost surely, 2^{20200001111010} is an apocalyptic number.

20200001111010 is an abundant number, since it is smaller than the sum of its proper divisors (42432548962590).

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

20200001111010 is a wasteful number, since it uses less digits than its factorization.

20200001111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394064992 (or 1394064989 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 20200001111010 its reverse (1011110000202), we get a palindrome (21211111111212).

The spelling of 20200001111010 in words is "twenty trillion, two hundred billion, one million, one hundred eleven thousand, ten".