10120121011222 has 4 divisors (see below), whose sum is σ = 15180181516836. Its totient is φ = 5060060505610.

The previous prime is 10120121011213. The next prime is 10120121011229. The reversal of 10120121011222 is 22211012102101.

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

It is a junction number, because it is equal to n+sod(n) for n = 10120121011196 and 10120121011205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10120121011229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2530030252804 + ... + 2530030252807.

It is an arithmetic number, because the mean of its divisors is an integer number (3795045379209).

Almost surely, 2^{10120121011222} is an apocalyptic number.

10120121011222 is a deficient number, since it is larger than the sum of its proper divisors (5060060505614).

10120121011222 is an equidigital number, since it uses as much as digits as its factorization.

10120121011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5060060505613.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10120121011222 its reverse (22211012102101), we get a palindrome (32331133113323).

The spelling of 10120121011222 in words is "ten trillion, one hundred twenty billion, one hundred twenty-one million, eleven thousand, two hundred twenty-two".