1220011003002 has 24 divisors (see below), whose sum is σ = 2682007661088. Its totient is φ = 369700303720.

The previous prime is 1220011002979. The next prime is 1220011003009. The reversal of 1220011003002 is 2003001100221.

It is not an unprimeable number, because it can be changed into a prime (1220011003009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 840227238 + ... + 840228689.

It is an arithmetic number, because the mean of its divisors is an integer number (111750319212).

Almost surely, 2^{1220011003002} is an apocalyptic number.

1220011003002 is an abundant number, since it is smaller than the sum of its proper divisors (1461996658086).

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

1220011003002 is a wasteful number, since it uses less digits than its factorization.

1220011003002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680455954 (or 1680455943 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1220011003002 its reverse (2003001100221), we get a palindrome (3223012103223).

The spelling of 1220011003002 in words is "one trillion, two hundred twenty billion, eleven million, three thousand, two".