1012201002 has 16 divisors (see below), whose sum is σ = 2249335680. Its totient is φ = 337400316.

The previous prime is 1012200947. The next prime is 1012201013. The reversal of 1012201002 is 2001022101.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9372178 + ... + 9372285.

It is an arithmetic number, because the mean of its divisors is an integer number (140583480).

Almost surely, 2^1012201002 is an apocalyptic number.

1012201002 is an abundant number, since it is smaller than the sum of its proper divisors (1237134678).

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

1012201002 is a wasteful number, since it uses less digits than its factorization.

1012201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18744474 (or 18744468 counting only the distinct ones).

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

The square root of 1012201002 is about 31815.1065061866. The cubic root of 1012201002 is about 1004.0505713854.

Adding to 1012201002 its reverse (2001022101), we get a palindrome (3013223103).

The spelling of 1012201002 in words is "one billion, twelve million, two hundred one thousand, two".