1023012101 has 16 divisors (see below), whose sum is σ = 1084285440. Its totient is φ = 963227760.

The previous prime is 1023012083. The next prime is 1023012103. The reversal of 1023012101 is 1012103201.

It is a cyclic number.

It is not a de Polignac number, because 1023012101 - 2¹⁴ = 1022995717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023012103) 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, 631070 + ... + 632688.

It is an arithmetic number, because the mean of its divisors is an integer number (67767840).

Almost surely, 2^1023012101 is an apocalyptic number.

It is an amenable number.

1023012101 is a deficient number, since it is larger than the sum of its proper divisors (61273339).

1023012101 is a wasteful number, since it uses less digits than its factorization.

1023012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1023012101 is about 31984.5603533955. The cubic root of 1023012101 is about 1007.6126015762.

Adding to 1023012101 its reverse (1012103201), we get a palindrome (2035115302).

The spelling of 1023012101 in words is "one billion, twenty-three million, twelve thousand, one hundred one".