1010113311220 has 24 divisors (see below), whose sum is σ = 2284410104424. Its totient is φ = 372964914816.

The previous prime is 1010113311211. The next prime is 1010113311269. The reversal of 1010113311220 is 221133110101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 45184304356 + 964929006864 = 212566^2 + 982308^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1010113311194 and 1010113311203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1942525339 + ... + 1942525858.

It is an arithmetic number, because the mean of its divisors is an integer number (95183754351).

Almost surely, 2^{1010113311220} is an apocalyptic number.

1010113311220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010113311220 is an abundant number, since it is smaller than the sum of its proper divisors (1274296793204).

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

1010113311220 is a wasteful number, since it uses less digits than its factorization.

1010113311220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3885051219 (or 3885051217 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1010113311220 its reverse (221133110101), we get a palindrome (1231246421321).

The spelling of 1010113311220 in words is "one trillion, ten billion, one hundred thirteen million, three hundred eleven thousand, two hundred twenty".