1001021150 has 24 divisors (see below), whose sum is σ = 1907315424. Its totient is φ = 390641600.

The previous prime is 1001021141. The next prime is 1001021171. The reversal of 1001021150 is 511201001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242102 + ... + 246201.

It is an arithmetic number, because the mean of its divisors is an integer number (79471476).

Almost surely, 2^1001021150 is an apocalyptic number.

1001021150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001021150 is a deficient number, since it is larger than the sum of its proper divisors (906294274).

1001021150 is a wasteful number, since it uses less digits than its factorization.

1001021150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488356 (or 488351 counting only the distinct ones).

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 1001021150 is about 31638.9182811297. The cubic root of 1001021150 is about 1000.3402675382.

Adding to 1001021150 its reverse (511201001), we get a palindrome (1512222151).

The spelling of 1001021150 in words is "one billion, one million, twenty-one thousand, one hundred fifty".