1010200120011 has 48 divisors (see below), whose sum is σ = 1543891165440. Its totient is φ = 634737850560.

The previous prime is 1010200120003. The next prime is 1010200120031. The reversal of 1010200120011 is 1100210020101.

It is a happy number.

It is not a de Polignac number, because 1010200120011 - 2³ = 1010200120003 is a prime.

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 = 1010200119975 and 1010200120002.

It is not an unprimeable number, because it can be changed into a prime (1010200120001) 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, 56392146 + ... + 56410056.

It is an arithmetic number, because the mean of its divisors is an integer number (32164399280).

Almost surely, 2^{1010200120011} is an apocalyptic number.

1010200120011 is a deficient number, since it is larger than the sum of its proper divisors (533691045429).

1010200120011 is a wasteful number, since it uses less digits than its factorization.

1010200120011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19616 (or 19613 counting only the distinct ones).

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

Adding to 1010200120011 its reverse (1100210020101), we get a palindrome (2110410140112).

The spelling of 1010200120011 in words is "one trillion, ten billion, two hundred million, one hundred twenty thousand, eleven".