1001201502 has 64 divisors (see below), whose sum is σ = 2459358720. Its totient is φ = 265199616.

The previous prime is 1001201501. The next prime is 1001201507. The reversal of 1001201502 is 2051021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001201501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37374 + ... + 58302.

It is an arithmetic number, because the mean of its divisors is an integer number (38427480).

Almost surely, 2^1001201502 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1001201502, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1229679360).

1001201502 is an abundant number, since it is smaller than the sum of its proper divisors (1458157218).

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

1001201502 is a wasteful number, since it uses less digits than its factorization.

1001201502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21025.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1001201502 is about 31641.7683134176. The cubic root of 1001201502 is about 1000.4003403729.

Adding to 1001201502 its reverse (2051021001), we get a palindrome (3052222503).

The spelling of 1001201502 in words is "one billion, one million, two hundred one thousand, five hundred two".