1202211111012 has 48 divisors (see below), whose sum is σ = 2813443476480. Its totient is φ = 399553953568.

The previous prime is 1202211110983. The next prime is 1202211111029. The reversal of 1202211111012 is 2101111122021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1202211110982 and 1202211111000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30321433 + ... + 30361055.

It is an arithmetic number, because the mean of its divisors is an integer number (58613405760).

Almost surely, 2^{1202211111012} is an apocalyptic number.

1202211111012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1202211111012 is an abundant number, since it is smaller than the sum of its proper divisors (1611232365468).

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

1202211111012 is a wasteful number, since it uses less digits than its factorization.

1202211111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47032 (or 47030 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1202211111012 its reverse (2101111122021), we get a palindrome (3303322233033).

The spelling of 1202211111012 in words is "one trillion, two hundred two billion, two hundred eleven million, one hundred eleven thousand, twelve".