1012001102 has 16 divisors (see below), whose sum is σ = 1763300832. Its totient is φ = 426604320.

The previous prime is 1012001101. The next prime is 1012001131. The reversal of 1012001102 is 2011002101.

It is a self number, because there is not a number n which added to its sum of digits gives 1012001102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012001101) 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, 591653 + ... + 593360.

It is an arithmetic number, because the mean of its divisors is an integer number (110206302).

Almost surely, 2^1012001102 is an apocalyptic number.

1012001102 is a deficient number, since it is larger than the sum of its proper divisors (751299730).

1012001102 is a wasteful number, since it uses less digits than its factorization.

1012001102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1185083.

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 1012001102 is about 31811.9647617056. The cubic root of 1012001102 is about 1003.9844702444.

Adding to 1012001102 its reverse (2011002101), we get a palindrome (3023003203).

Subtracting 1012001102 from its reverse (2011002101), we obtain a palindrome (999000999).

The spelling of 1012001102 in words is "one billion, twelve million, one thousand, one hundred two".