101020111121222 has 4 divisors (see below), whose sum is σ = 151530166681836. Its totient is φ = 50510055560610.

The previous prime is 101020111121213. The next prime is 101020111121309. The reversal of 101020111121222 is 222121111020101.

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

It is a self number, because there is not a number n which added to its sum of digits gives 101020111121222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255027780304 + ... + 25255027780307.

It is an arithmetic number, because the mean of its divisors is an integer number (37882541670459).

Almost surely, 2^{101020111121222} is an apocalyptic number.

101020111121222 is a deficient number, since it is larger than the sum of its proper divisors (50510055560614).

101020111121222 is an equidigital number, since it uses as much as digits as its factorization.

101020111121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50510055560613.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101020111121222 its reverse (222121111020101), we get a palindrome (323141222141323).

The spelling of 101020111121222 in words is "one hundred one trillion, twenty billion, one hundred eleven million, one hundred twenty-one thousand, two hundred twenty-two".