1020202222002 has 32 divisors (see below), whose sum is σ = 2042640244800. Its totient is φ = 339694977600.

The previous prime is 1020202221977. The next prime is 1020202222003. The reversal of 1020202222002 is 2002222020201.

It is not an unprimeable number, because it can be changed into a prime (1020202222003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21659377 + ... + 21706427.

It is an arithmetic number, because the mean of its divisors is an integer number (63832507650).

Almost surely, 2^{1020202222002} is an apocalyptic number.

1020202222002 is an abundant number, since it is smaller than the sum of its proper divisors (1022438022798).

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

1020202222002 is a wasteful number, since it uses less digits than its factorization.

1020202222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50938.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 1020202222002 its reverse (2002222020201), we get a palindrome (3022424242203).

The spelling of 1020202222002 in words is "one trillion, twenty billion, two hundred two million, two hundred twenty-two thousand, two".