1122012021002 has 16 divisors (see below), whose sum is σ = 1731672694752. Its totient is φ = 544931951760.

The previous prime is 1122012020947. The next prime is 1122012021007. The reversal of 1122012021002 is 2001202102211.

It is not an unprimeable number, because it can be changed into a prime (1122012021007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36024908 + ... + 36056039.

It is an arithmetic number, because the mean of its divisors is an integer number (108229543422).

Almost surely, 2^{1122012021002} is an apocalyptic number.

1122012021002 is a deficient number, since it is larger than the sum of its proper divisors (609660673750).

1122012021002 is a wasteful number, since it uses less digits than its factorization.

1122012021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72081173.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1122012021002 its reverse (2001202102211), we get a palindrome (3123214123213).

The spelling of 1122012021002 in words is "one trillion, one hundred twenty-two billion, twelve million, twenty-one thousand, two".