10201120121003 has 4 divisors (see below), whose sum is σ = 11658422995440. Its totient is φ = 8743817246568.

The previous prime is 10201120120987. The next prime is 10201120121039. The reversal of 10201120121003 is 30012102110201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10201120121003 - 2⁴ = 10201120120987 is a prime.

It is a super-2 number, since 2×10201120121003² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10201120121053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728651437208 + ... + 728651437221.

It is an arithmetic number, because the mean of its divisors is an integer number (2914605748860).

Almost surely, 2^{10201120121003} is an apocalyptic number.

10201120121003 is a deficient number, since it is larger than the sum of its proper divisors (1457302874437).

10201120121003 is an equidigital number, since it uses as much as digits as its factorization.

10201120121003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457302874436.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10201120121003 its reverse (30012102110201), we get a palindrome (40213222231204).

The spelling of 10201120121003 in words is "ten trillion, two hundred one billion, one hundred twenty million, one hundred twenty-one thousand, three".