1023111022201 has 8 divisors (see below), whose sum is σ = 1033665063624. Its totient is φ = 1012565299200.

The previous prime is 1023111022181. The next prime is 1023111022249. The reversal of 1023111022201 is 1022201113201.

It can be written as a sum of positive squares in 4 ways, for example, as 871226226025 + 151884796176 = 933395^2 + 389724^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1023111022201 - 2³³ = 1014521087609 is a prime.

It is a super-2 number, since 2×1023111022201² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023111022291) 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, 1832200 + ... + 2324473.

It is an arithmetic number, because the mean of its divisors is an integer number (129208132953).

Almost surely, 2^{1023111022201} is an apocalyptic number.

It is an amenable number.

1023111022201 is a deficient number, since it is larger than the sum of its proper divisors (10554041423).

1023111022201 is a wasteful number, since it uses less digits than its factorization.

1023111022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4159211.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1023111022201 its reverse (1022201113201), we get a palindrome (2045312135402).

The spelling of 1023111022201 in words is "one trillion, twenty-three billion, one hundred eleven million, twenty-two thousand, two hundred one".