1022221212003 has 40 divisors (see below), whose sum is σ = 1574765438400. Its totient is φ = 660396862080.

The previous prime is 1022221211953. The next prime is 1022221212083. The reversal of 1022221212003 is 3002121222201.

It is not a de Polignac number, because 1022221212003 - 2¹⁶ = 1022221146467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022221212083) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 538075 + ... + 1527732.

It is an arithmetic number, because the mean of its divisors is an integer number (39369135960).

Almost surely, 2^{1022221212003} is an apocalyptic number.

1022221212003 is a deficient number, since it is larger than the sum of its proper divisors (552544226397).

1022221212003 is a wasteful number, since it uses less digits than its factorization.

1022221212003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066009 (or 2066000 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1022221212003 its reverse (3002121222201), we get a palindrome (4024342434204).

The spelling of 1022221212003 in words is "one trillion, twenty-two billion, two hundred twenty-one million, two hundred twelve thousand, three".