1021023030101 has 8 divisors (see below), whose sum is σ = 1036948094784. Its totient is φ = 1005118139520.

The previous prime is 1021023030091. The next prime is 1021023030103. The reversal of 1021023030101 is 1010303201201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021023030101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021023030103) 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, 4941500 + ... + 5143973.

It is an arithmetic number, because the mean of its divisors is an integer number (129618511848).

Almost surely, 2^{1021023030101} is an apocalyptic number.

It is an amenable number.

1021023030101 is a deficient number, since it is larger than the sum of its proper divisors (15925064683).

1021023030101 is a wasteful number, since it uses less digits than its factorization.

1021023030101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10087051.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1021023030101 its reverse (1010303201201), we get a palindrome (2031326231302).

The spelling of 1021023030101 in words is "one trillion, twenty-one billion, twenty-three million, thirty thousand, one hundred one".