1202022020002 has 8 divisors (see below), whose sum is σ = 1803037894812. Its totient is φ = 601009388400.

The previous prime is 1202022019969. The next prime is 1202022020009. The reversal of 1202022020002 is 2000202202021.

It can be written as a sum of positive squares in 2 ways, for example, as 1172107204321 + 29914815681 = 1082639^2 + 172959^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1202022020009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622552 + ... + 1670812.

Almost surely, 2^{1202022020002} is an apocalyptic number.

1202022020002 is a deficient number, since it is larger than the sum of its proper divisors (601015874810).

1202022020002 is a wasteful number, since it uses less digits than its factorization.

1202022020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1621604.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 1202022020002 its reverse (2000202202021), we get a palindrome (3202224222023).

The spelling of 1202022020002 in words is "one trillion, two hundred two billion, twenty-two million, twenty thousand, two".