1021222010102 has 8 divisors (see below), whose sum is σ = 1750666303056. Its totient is φ = 437666575752.

The previous prime is 1021222010101. The next prime is 1021222010183. The reversal of 1021222010102 is 2010102221201.

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

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 72944429293 = 1021222010102 / (1 + 0 + 2 + 1 + 2 + 2 + 2 + 0 + 1 + 0 + 1 + 0 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021222010101) 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, 36472214633 + ... + 36472214660.

It is an arithmetic number, because the mean of its divisors is an integer number (218833287882).

Almost surely, 2^{1021222010102} is an apocalyptic number.

1021222010102 is a deficient number, since it is larger than the sum of its proper divisors (729444292954).

1021222010102 is an equidigital number, since it uses as much as digits as its factorization.

1021222010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72944429302.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1021222010102 its reverse (2010102221201), we get a palindrome (3031324231303).

The spelling of 1021222010102 in words is "one trillion, twenty-one billion, two hundred twenty-two million, ten thousand, one hundred two".