1022211201012 has 12 divisors (see below), whose sum is σ = 2385159469056. Its totient is φ = 340737067000.

The previous prime is 1022211201007. The next prime is 1022211201047. The reversal of 1022211201012 is 2101021122201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 1022211200982 and 1022211201000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42592133364 + ... + 42592133387.

It is an arithmetic number, because the mean of its divisors is an integer number (198763289088).

Almost surely, 2^{1022211201012} is an apocalyptic number.

1022211201012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1022211201012 is an abundant number, since it is smaller than the sum of its proper divisors (1362948268044).

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

1022211201012 is a wasteful number, since it uses less digits than its factorization.

1022211201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85184266758 (or 85184266756 counting only the distinct ones).

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

Adding to 1022211201012 its reverse (2101021122201), we get a palindrome (3123232323213).

The spelling of 1022211201012 in words is "one trillion, twenty-two billion, two hundred eleven million, two hundred one thousand, twelve".