122121132010 has 8 divisors (see below), whose sum is σ = 219818037636. Its totient is φ = 48848452800.

The previous prime is 122121131989. The next prime is 122121132011. The reversal of 122121132010 is 10231121221.

It can be written as a sum of positive squares in 2 ways, for example, as 119355739441 + 2765392569 = 345479^2 + 52587^2 .

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

It is not an unprimeable number, because it can be changed into a prime (122121132011) 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, 6106056591 + ... + 6106056610.

Almost surely, 2^122121132010 is an apocalyptic number.

122121132010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122121132010 is a deficient number, since it is larger than the sum of its proper divisors (97696905626).

122121132010 is a wasteful number, since it uses less digits than its factorization.

122121132010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12212113208.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 122121132010 its reverse (10231121221), we get a palindrome (132352253231).

The spelling of 122121132010 in words is "one hundred twenty-two billion, one hundred twenty-one million, one hundred thirty-two thousand, ten".