1101030121013 has 16 divisors (see below), whose sum is σ = 1143601254000. Its totient is φ = 1058768535552.

The previous prime is 1101030120991. The next prime is 1101030121033. The reversal of 1101030121013 is 3101210301011.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 70200092209 + 1030830028804 = 264953^2 + 1015298^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101030121013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101030121033) 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, 25948331 + ... + 25990727.

It is an arithmetic number, because the mean of its divisors is an integer number (71475078375).

Almost surely, 2^{1101030121013} is an apocalyptic number.

It is an amenable number.

1101030121013 is a deficient number, since it is larger than the sum of its proper divisors (42571132987).

1101030121013 is a wasteful number, since it uses less digits than its factorization.

1101030121013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46024.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1101030121013 its reverse (3101210301011), we get a palindrome (4202240422024).

The spelling of 1101030121013 in words is "one trillion, one hundred one billion, thirty million, one hundred twenty-one thousand, thirteen".