1202210112012 has 192 divisors, whose sum is σ = 3510872623104. Its totient is φ = 311711016960.

The previous prime is 1202210111981. The next prime is 1202210112017. The reversal of 1202210112012 is 2102110122021.

It is a junction number, because it is equal to n+sod(n) for n = 1202210111982 and 1202210112000.

It is not an unprimeable number, because it can be changed into a prime (1202210112017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 193371528 + ... + 193377744.

It is an arithmetic number, because the mean of its divisors is an integer number (18285794912).

Almost surely, 2^{1202210112012} is an apocalyptic number.

1202210112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202210112012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1755436311552).

1202210112012 is an abundant number, since it is smaller than the sum of its proper divisors (2308662511092).

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

1202210112012 is a wasteful number, since it uses less digits than its factorization.

1202210112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9208 (or 9206 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1202210112012 its reverse (2102110122021), we get a palindrome (3304320234033).

The spelling of 1202210112012 in words is "one trillion, two hundred two billion, two hundred ten million, one hundred twelve thousand, twelve".