1020120220202 has 8 divisors (see below), whose sum is σ = 1530187708836. Its totient is φ = 510057650592.

The previous prime is 1020120220199. The next prime is 1020120220247. The reversal of 1020120220202 is 2020220210201.

1020120220202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1010605973521 + 9514246681 = 1005289^2 + 97541^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658163 + ... + 1572710.

Almost surely, 2^{1020120220202} is an apocalyptic number.

1020120220202 is a deficient number, since it is larger than the sum of its proper divisors (510067488634).

1020120220202 is a wasteful number, since it uses less digits than its factorization.

1020120220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459512.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1020120220202 its reverse (2020220210201), we get a palindrome (3040340430403).

The spelling of 1020120220202 in words is "one trillion, twenty billion, one hundred twenty million, two hundred twenty thousand, two hundred two".