1122020020002 has 32 divisors (see below), whose sum is σ = 2595516198912. Its totient is φ = 316714772304.

The previous prime is 1122020019979. The next prime is 1122020020027. The reversal of 1122020020002 is 2000200202211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122020020002.

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, 160928818 + ... + 160935789.

It is an arithmetic number, because the mean of its divisors is an integer number (81109881216).

Almost surely, 2^{1122020020002} is an apocalyptic number.

1122020020002 is an abundant number, since it is smaller than the sum of its proper divisors (1473496178910).

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

1122020020002 is a wasteful number, since it uses less digits than its factorization.

1122020020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321864702.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1122020020002 its reverse (2000200202211), we get a palindrome (3122220222213).

The spelling of 1122020020002 in words is "one trillion, one hundred twenty-two billion, twenty million, twenty thousand, two".