1213024101 has 16 divisors (see below), whose sum is σ = 1645222080. Its totient is φ = 794776320.

The previous prime is 1213024097. The next prime is 1213024121. The reversal of 1213024101 is 1014203121.

It is not a de Polignac number, because 1213024101 - 2² = 1213024097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213024121) 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, 340990 + ... + 344528.

It is an arithmetic number, because the mean of its divisors is an integer number (102826380).

Almost surely, 2^1213024101 is an apocalyptic number.

It is an amenable number.

1213024101 is a deficient number, since it is larger than the sum of its proper divisors (432197979).

1213024101 is a wasteful number, since it uses less digits than its factorization.

1213024101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5476.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1213024101 is about 34828.4955316764. The cubic root of 1213024101 is about 1066.4892361886.

Adding to 1213024101 its reverse (1014203121), we get a palindrome (2227227222).

The spelling of 1213024101 in words is "one billion, two hundred thirteen million, twenty-four thousand, one hundred one".