1421121202310 has 64 divisors (see below), whose sum is σ = 2665031544000. Its totient is φ = 544949260800.

The previous prime is 1421121202283. The next prime is 1421121202379. The reversal of 1421121202310 is 132021211241.

It is a super-2 number, since 2×1421121202310² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150841400 + ... + 150850820.

It is an arithmetic number, because the mean of its divisors is an integer number (41641117875).

Almost surely, 2^{1421121202310} is an apocalyptic number.

1421121202310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1421121202310 is a deficient number, since it is larger than the sum of its proper divisors (1243910341690).

1421121202310 is a wasteful number, since it uses less digits than its factorization.

1421121202310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13097.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1421121202310 its reverse (132021211241), we get a palindrome (1553142413551).

The spelling of 1421121202310 in words is "one trillion, four hundred twenty-one billion, one hundred twenty-one million, two hundred two thousand, three hundred ten".