1020001202 has 16 divisors (see below), whose sum is σ = 1682891424. Its totient is φ = 463635700.

The previous prime is 1020001201. The next prime is 1020001223. The reversal of 1020001202 is 2021000201.

It is a self number, because there is not a number n which added to its sum of digits gives 1020001202.

It is not an unprimeable number, because it can be changed into a prime (1020001201) 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, 188924 + ... + 194247.

It is an arithmetic number, because the mean of its divisors is an integer number (105180714).

Almost surely, 2^1020001202 is an apocalyptic number.

1020001202 is a deficient number, since it is larger than the sum of its proper divisors (662890222).

1020001202 is an equidigital number, since it uses as much as digits as its factorization.

1020001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383206 (or 383184 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1020001202 is about 31937.4576633770. The cubic root of 1020001202 is about 1006.6231049719.

Adding to 1020001202 its reverse (2021000201), we get a palindrome (3041001403).

The spelling of 1020001202 in words is "one billion, twenty million, one thousand, two hundred two".