1000020101202 has 32 divisors (see below), whose sum is σ = 2293952924160. Its totient is φ = 322587128880.

The previous prime is 1000020101191. The next prime is 1000020101209. The reversal of 1000020101202 is 2021010200001.

It is a super-4 number, since 4×1000020101202⁴ (a number of 49 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1000020101209) 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, 298690113 + ... + 298693460.

It is an arithmetic number, because the mean of its divisors is an integer number (71686028880).

Almost surely, 2^{1000020101202} is an apocalyptic number.

1000020101202 is an abundant number, since it is smaller than the sum of its proper divisors (1293932822958).

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

1000020101202 is a wasteful number, since it uses less digits than its factorization.

1000020101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597383615 (or 597383609 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1000020101202 its reverse (2021010200001), we get a palindrome (3021030301203).

The spelling of 1000020101202 in words is "one trillion, twenty million, one hundred one thousand, two hundred two".