122021111020010 has 8 divisors (see below), whose sum is σ = 219637999836036. Its totient is φ = 48808444408000.

The previous prime is 122021111020009. The next prime is 122021111020049. The reversal of 122021111020010 is 10020111120221.

It can be written as a sum of positive squares in 2 ways, for example, as 118304277907729 + 3716833112281 = 10876777^2 + 1927909^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6101055550991 + ... + 6101055551010.

Almost surely, 2^{122021111020010} is an apocalyptic number.

122021111020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122021111020010 is a deficient number, since it is larger than the sum of its proper divisors (97616888816026).

122021111020010 is a wasteful number, since it uses less digits than its factorization.

122021111020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12202111102008.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122021111020010 its reverse (10020111120221), we get a palindrome (132041222140231).

The spelling of 122021111020010 in words is "one hundred twenty-two trillion, twenty-one billion, one hundred eleven million, twenty thousand, ten".