1102102210020 has 96 divisors (see below), whose sum is σ = 3526957018368. Its totient is φ = 251892652032.

The previous prime is 1102102210009. The next prime is 1102102210043. The reversal of 1102102210020 is 200122012011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1102102209978 and 1102102210005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7076832 + ... + 7230888.

It is an arithmetic number, because the mean of its divisors is an integer number (36739135608).

Almost surely, 2^{1102102210020} is an apocalyptic number.

1102102210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102102210020 is an abundant number, since it is smaller than the sum of its proper divisors (2424854808348).

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

1102102210020 is a wasteful number, since it uses less digits than its factorization.

1102102210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171109 (or 171107 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1102102210020 its reverse (200122012011), we get a palindrome (1302224222031).

The spelling of 1102102210020 in words is "one trillion, one hundred two billion, one hundred two million, two hundred ten thousand, twenty".