1102111212022 has 4 divisors (see below), whose sum is σ = 1653166818036. Its totient is φ = 551055606010.

The previous prime is 1102111211941. The next prime is 1102111212023. The reversal of 1102111212022 is 2202121112011.

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 = 1102111211987 and 1102111212005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102111212023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275527803004 + ... + 275527803007.

It is an arithmetic number, because the mean of its divisors is an integer number (413291704509).

Almost surely, 2^{1102111212022} is an apocalyptic number.

1102111212022 is a deficient number, since it is larger than the sum of its proper divisors (551055606014).

1102111212022 is an equidigital number, since it uses as much as digits as its factorization.

1102111212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551055606013.

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

Adding to 1102111212022 its reverse (2202121112011), we get a palindrome (3304232324033).

The spelling of 1102111212022 in words is "one trillion, one hundred two billion, one hundred eleven million, two hundred twelve thousand, twenty-two".